Perhaps you should try some spelling variations:
hoac khong » hoa khong, hoc khong, hay khong
hanh hang » thanh hang, hang hang, hanh han
hua khong » hoa khong, cua khong, phuc khong
doanh cao » doanh co, doanh bao, doanh dao
doanh cho » danh cho, doanh co, doanh chu
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong tap » cuong tap, cong tac, cong tan

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 hang ((hua khong) or (hoac khong)) cong tap ((doanh cao) OR (doanh cho))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh hang ((hua khong) OR (hoac khong)) cong tap ((doanh cao) OR (doanh cho)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - hanh hang ((hua khong) or (hoac khong)) cong tap ((doanh cao) OR (doanh cho))".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - hanh hang ((hua khong) or (hoac khong)) cong tap ((doanh cao) OR (doanh cho))*.