Perhaps you should try some spelling variations:
chua xang » chua nang, chuc nang, chu bang
hang cong » dang cong, hang nong, bang cong
chu xanh » chu manh, chieu xanh, chuc danh
thang va » hang va, thong va, thanh va
trang va » tran van, hang va
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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) or (chua xang)) - hanh ((thang va) OR (trang va)) hang cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - hanh ((thang va) OR (trang va)) hang cong tan tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chua xang)) - hanh ((thang va) OR (trang va)) hang cong tan tran cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chua xang)) - hanh ((thang va) OR (trang va)) hang cong tan tran cau*.