1.
The usual duplicate strings bar a full-stop/period or a capital letter:
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po:40
reference:	⑤	../data/epiphany.schemas.in.h:14
Original:	⌘0	Enable Java

.po:41
reference:	⑤	../data/epiphany.schemas.in.h:15
Original:	⌘0	Enable Java.
___
po:42
reference:	⑤	../data/epiphany.schemas.in.h:16
Original:	⌘0	Enable JavaScript

.po:43
reference:	⑤	../data/epiphany.schemas.in.h:17
Original:	⌘0	Enable JavaScript.
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.po:44
reference:	⑤	../data/epiphany.schemas.in.h:18
Original:	⌘0	Filename to print to

.po:45
reference:	⑤	../data/epiphany.schemas.in.h:19
Original:	⌘0	Filename to print to.
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.po:52
reference:	⑤	../data/epiphany.schemas.in.h:26
Original:	⌘0	Match case for find in page

.po:53
reference:	⑤	../data/epiphany.schemas.in.h:27
Original:	⌘0	Match case for find in page.
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po:59
reference:	⑤	../data/epiphany.schemas.in.h:33
Original:	⌘0	Printer name

.po:60
reference:	⑤	../data/epiphany.schemas.in.h:34
Original:	⌘0	Printer name.
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po:69
reference:	⑤	../data/epiphany.schemas.in.h:43
Original:	⌘0	Show bookmarks bar by default

.po:70
reference:	⑤	../data/epiphany.schemas.in.h:44
Original:	⌘0	Show bookmarks bar by default.
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.po:71
reference:	⑤	../data/epiphany.schemas.in.h:45
Original:	⌘0	Show statusbar by default

.po:72
reference:	⑤	../data/epiphany.schemas.in.h:46
Original:	⌘0	Show statusbar by default.
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po:75
reference:	⑤	../data/epiphany.schemas.in.h:49
Original:	⌘0	Show toolbars by default

.po:76
reference:	⑤	../data/epiphany.schemas.in.h:50
Original:	⌘0	Show toolbars by default.
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po:98
reference:	⑤	../data/epiphany.schemas.in.h:72
Original:	⌘0	Whether to print the date in the footer

.po:99
reference:	⑤	../data/epiphany.schemas.in.h:73
Original:	⌘0	Whether to print the date in the footer.
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.po:100
reference:	⑤	../data/epiphany.schemas.in.h:74
Original:	⌘0	Whether to print the page address in the header

.po:101
reference:	⑤	../data/epiphany.schemas.in.h:75
Original:	⌘0	Whether to print the page address in the header.
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.po:102
reference:	⑤	../data/epiphany.schemas.in.h:76
Original:	⌘0	Whether to print the page numbers (x of total) in the footer

.po:103
reference:	⑤	../data/epiphany.schemas.in.h:77
Original:	⌘0	Whether to print the page numbers (x of total) in the footer.
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.po:104
reference:	⑤	../data/epiphany.schemas.in.h:78
Original:	⌘0	Whether to print the page title in the header

.po:105
reference:	⑤	../data/epiphany.schemas.in.h:79
Original:	⌘0	Whether to print the page title in the header.
___
po:516
reference:	⑤	../src/bookmarks/ephy-bookmarks-editor.c:630
Original:	⌘0	Import failed

.po:517
reference:	⑤	../src/bookmarks/ephy-bookmarks-editor.c:632
Original:	⌘0	Import Failed
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po:595
reference:	⑤	../src/ephy-shell.c:218
Original:	⌘0	Sidebar extension required

.po:596
reference:	⑤	../src/ephy-shell.c:220
Original:	⌘0	Sidebar Extension Required

from Clytie