Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh toan » tinh toan, thanh toan, trinh quan
trinh van » trinh quan, dinh van
trinh han » trinh quan
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 xanh - canh ((((trinh van) OR (trinh han))) or (trinh toan)) tong cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh ((((trinh van) OR (trinh han))) OR (trinh toan)) tong cong dan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh ((((trinh van) OR (trinh han))) or (trinh toan)) tong cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh ((((trinh van) OR (trinh han))) or (trinh toan)) tong cong dan toan cao*.