Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
nhung tung » nhung tuong, nhung dung, nhung vung
hieu xanh » chieu xanh, hieu manh, hieu nganh
tung manh » hung manh, duong manh, luong manh
doc hieu » toc thieu, hoc thieu, hoc hien
thanh va » thanh van, hanh va, thanh ha
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - cong thanh va nhung tung manh ((van ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - cong thanh va nhung tung manh ((van ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - cong thanh va nhung tung manh ((van ban) or (toan tap))*.