Perhaps you should try some spelling variations:
thieu hanh » thien thanh, thien chanh, thieu khang
luong manh » duong manh, luong thanh, luong van
duong minh » duong manh, truong minh, thong minh
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua doan » cua doanh, cua dan, cua toan
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: hoc thieu hanh - canh tranh cua doan ((luong manh) or (duong minh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu hanh - canh tranh cua doan ((luong manh) OR (duong minh)) toan ban*.