Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
ho chieu » theo chieu, hoc thieu, mot chieu
dung dat » dung va, dung tai
dung lan » dung luan, dung land, dung lam
dat ung » dat dung, dat rung, dap ung
lan van » luan van, lang van, tan van
van bac » van ban, van bao, van hac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (toc thieu)) tinh - thanh dung dat ung dung lan van bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) tinh - thanh dung dat ung dung lan van bac.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) tinh - thanh dung dat ung dung lan van bac*.