Perhaps you should try some spelling variations:
vuong thuat » thuong thuat, trong thuat, vuong tat
nhung cong » dung cong, thong cong, hang cong
cong thuc » cong tac
van thanh » ban thanh, van tuan
thanh cau » thanh chau, thanh mau, nhanh cau
chi xanh » chi anh, chi danh, chi hanh
cong van » cong vang, cong san, song van
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: doi chi xanh - thanh ((vuong thuat) or (cong thuc)) nhung cong van thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - thanh ((vuong thuat) OR (cong thuc)) nhung cong van thanh cau.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh ((vuong thuat) or (cong thuc)) nhung cong van thanh cau*.