Perhaps you should try some spelling variations:
bach nganh » cac nganh, cach nhanh, sach ngan
tranh cuoc » tranh duoc, tran quoc, trong cuoc
anh tranh » canh tranh, lanh tranh, anh thanh
cuoc khoi » buoc khoi, cuoc doi, quoc hoi
su anh » sua anh, vu anh, tu anh
ky khi » ky thi
ly khi » ly chi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( su anh tranh cuoc khoi đong luc ) or ( vu bach nganh ((ky khi) or (ly khi)) đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( su anh tranh cuoc khoi đong luc ) OR ( vu bach nganh ((ky khi) OR (ly khi)) đong luc )).
• Adding a wildcard symbol may retrieve word variants: (( su anh tranh cuoc khoi đong luc ) or ( vu bach nganh ((ky khi) or (ly khi)) đong luc ))*.