Perhaps you should try some spelling variations:
thanh tung » thanh cong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
tung vat » dung vat, tang vat, tung va
vat dung » van dung, va dung, viet dung
cong san » cong tac
than cao » toan cao, thai cao, than sao
than cap » khan cap, thanh lap, thanh cac
doi chi » doi khi

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 (doi chi)) xanh - thanh tung vat dung cong san ((than cao) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) xanh - thanh tung vat dung cong san ((than cao) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) xanh - thanh tung vat dung cong san ((than cao) or (than cap))*.