These are some charactersets commonly in use. Please note that the list is not complete. Your document may actually use an encoding other than those listed here. Refer to the documentation of the text editor used for more information.
windows-1252, iso-8859-1
Shift_Jis (which can also be labeled as windows-932). windows-874, TIS-620
kcs5601, iso-2022-kr
big5
GB2312, EUC-CN
windows-1258
x-iscii-as
x-iscii-be
x-iscii-de
x-iscii-gu
x-iscii-ka
x-iscii-ma
x-iscii-or
x-iscii-pa
x-iscii-ta
x-iscii-te