Perhaps you should try some spelling variations:
thieu manh » hieu manh, trieu minh, chieu xanh
tien manh » tien anh, tien thanh, tieng anh
hanh hang » thanh hang, hang hang, hanh han
dong cong » duong cong, dung cong, dang cong
cong dan » cong san, cong tan, huong dan
dan hanh » dang hanh, dan khanh, dan thanh
hanh cat » hanh cac, hanh cham, hanh luat
hang ca » hang va, nang cao, hang tai
ca dong » cao dong, cau dong, cua dong

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 manh) or (tien manh)) - hanh hang ca dong cong dan hanh cat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu manh) OR (tien manh)) - hanh hang ca dong cong dan hanh cat*.