Perhaps you should try some spelling variations:
phung cong » nhung cong, phong cong, nhung chong
chu xanh » chu manh, chieu xanh, chua xang
thang va » hang va, trang va, thong va
cong tac » cong ty
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
cua chu » sua chua
tang va » trang va, tang van, tang vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: cua chu xanh - hanh ((tang va) or (thang va)) phung cong tac ((toan cau) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cua chu xanh - hanh ((tang va) OR (thang va)) phung cong tac ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cua chu xanh - hanh ((tang va) or (thang va)) phung cong tac ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: cua chu xanh - hanh ((tang va) or (thang va)) phung cong tac ((toan cau) OR (toan tap))*.