Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
theo chuc » theo chu, tho chu, treo chu
dang cong » dung cong
thanh hoa » thanh pho
trang va » tran van, hang va
tang va » tang van, thang va, tang vat
hoa cao » hoc cao, hoa co, hoa cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chuc nang - hanh ((tang va) or (trang va)) dang cong thanh hoa cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chuc nang - hanh ((tang va) OR (trang va)) dang cong thanh hoa cao.
• Adding a wildcard symbol may retrieve word variants: theo chuc nang - hanh ((tang va) or (trang va)) dang cong thanh hoa cao*.