Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
trinh luc » trinh duc, trinh muc, trinh luat
cong manh » cong danh, duong manh, hoang manh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - hanh trinh luc canh ((cong manh) or (((cong thanh) OR (dong thanh)))) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - hanh trinh luc canh ((cong manh) OR (((cong thanh) OR (dong thanh)))) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hanh trinh luc canh ((cong manh) or (((cong thanh) OR (dong thanh)))) toan ban".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh trinh luc canh ((cong manh) or (((cong thanh) OR (dong thanh)))) toan ban*.