Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
tang vat » tang van, dang vat, bang vat
trang va » tran van, hang va
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap
tang va » tang van, thang va, hang va

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

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