Perhaps you should try some spelling variations:
nang cong » nang song, dang cong, hang cong
bang cong » dang cong, bang song, 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
ban sang » ban hang, san sang, van sang
sang cho » danh cho, dung cho, sang tao

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 vat) or (trang va)) ((nang cong) OR (bang cong)) ban sang cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh ((tang vat) OR (trang va)) ((nang cong) OR (bang cong)) ban sang cho.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - hanh ((tang vat) or (trang va)) ((nang cong) OR (bang cong)) ban sang cho".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - hanh ((tang vat) or (trang va)) ((nang cong) OR (bang cong)) ban sang cho*.