Perhaps you should try some spelling variations:
manh tung » manh hung, thanh tung
theo cuu » theo chu, khao cuu, thao cua
dap dung » dan dung, dap ung, cap dung
cong tap » cuong tap, cong tac, cong tan
tap toan » tap doan, tap quan, bai toan
toan cau » toan cao, toan ban, toan tap
ap dung » xay dung, van dung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo cuu tinh - manh tung ((dap dung) or (ap dung)) cong tap toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cuu tinh - manh tung ((dap dung) OR (ap dung)) cong tap toan cau*.