Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
mot chieu » doi chieu, ho chieu
tranh van » tran van, trinh van, thanh van
nang cong » nang song, dang cong, bang cong
cong danh » cuong danh, cong dan, cong thanh
van nang » van quang, van ban, van dong
tuan ban » tuan bang, toan ban, quang ban
luan ban » luan van, luan san, luan han

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (hoc hien)) xanh - hanh tranh van nang cong danh ((tuan ban) OR (luan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (hoc hien)) xanh - hanh tranh van nang cong danh ((tuan ban) OR (luan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (hoc hien)) xanh - hanh tranh van nang cong danh ((tuan ban) OR (luan ban))".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (hoc hien)) xanh - hanh tranh van nang cong danh ((tuan ban) OR (luan ban))*.