Perhaps you should try some spelling variations:
trang vat » trang va, trang vai, tang vat
trang tai » trang trai, tang tai, trang tri
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan
ban than » ban thanh, van thanh, ban hang
than ban » thanh ban, toan ban, than man
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 - hanh ((trang vat) or (trang tai)) dung cong ban than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) xanh - hanh ((trang vat) OR (trang tai)) dung cong ban than ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) xanh - hanh ((trang vat) or (trang tai)) dung cong ban than ban*.