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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Precursor to Windows 95:

DOS: Windows precursor
MSDOS: Windows precursor
MSDOS: Precursor to Windows 95
MSDOS: Precursor to Windows
VISTA: Windows 7 precursor
MSDOS: Precursor of Windows