Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh doanh » hang doanh, chinh doanh, doanh doanh
trinh phan » trinh han, trinh quan, thanh phan
ho chieu » theo chieu, hoc thieu, doi chieu
lan dung » dan dung, lan hung, tan dung
van dung » van dong, xay dung
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - hanh doanh ((lan dung) or (((van dung) OR (tin dung)))) cong trinh phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh doanh ((lan dung) OR (((van dung) OR (tin dung)))) cong trinh phan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh doanh ((lan dung) or (((van dung) OR (tin dung)))) cong trinh phan lap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh doanh ((lan dung) or (((van dung) OR (tin dung)))) cong trinh phan lap*.