Perhaps you should try some spelling variations:
trinh nhung » trinh phuong, trinh dung
hieu tinh » chieu tinh, lieu tinh, kieu tinh
manh cong » manh cuong, hanh cong, manh long
cuong bai » uong bi, cuong ma
doc hieu » toc thieu, hoc thieu, hoc hien
cong bai » cong hai, cung bai, cong ba
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: doc hieu tinh - manh cong trinh nhung ((cong bai) or (cuong bai)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - manh cong trinh nhung ((cong bai) OR (cuong bai)) toan ban.
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - manh cong trinh nhung ((cong bai) or (cuong bai)) toan ban*.