Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong sang » cong san, cong lang, cong vang
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
trinh va » trinh van, trinh vat, trinh ve
trang va » tran van, hang va
sang tao » hang tai
tao cao » bao cao, toan cao

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 - canh ((trinh va) or (trang va)) nhung cong sang tao cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - canh ((trinh va) OR (trang va)) nhung cong sang tao cao.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - canh ((trinh va) or (trang va)) nhung cong sang tao cao*.