Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu
manh tung » manh hung
dap nhung » vap nhung, va nhung, dap ung
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (hoc hien)) xanh - ((manh tung) or (thanh tung)) dap nhung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) xanh - ((manh tung) OR (thanh tung)) dap nhung cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) xanh - ((manh tung) or (thanh tung)) dap nhung cong tac toan tap*.