Perhaps you should try some spelling variations:
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, mot chieu
cong van » cong vang, cong san, song van
cong ap » cong lap, cong tac, cong san
ap dung » xay dung, van dung
van tan » van tuan, van ban, van tai
tan tap » toan tap, han tap, tan tat

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 cong ap dung cong van tan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) tinh - thanh cong ap dung cong van tan tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) tinh - thanh cong ap dung cong van tan tap*.