Perhaps you should try some spelling variations:
hoang cong » hang cong, hoang long, hoang vuong
trang van » tran van, trang va, tang van
trong van » trong cac
chu tinh » chau tinh, chua tinh, cuu tinh
cong tac » cong ty
phan tap » han tap, pha tap, phan tu
phan lap » phan dau
hoi chu » hoi chuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi chu tinh - hanh ((trang van) or (trong van)) hoang cong tac ((phan tap) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi chu tinh - hanh ((trang van) OR (trong van)) hoang cong tac ((phan tap) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: hoi chu tinh - hanh ((trang van) or (trong van)) hoang cong tac ((phan tap) or (phan lap))*.