Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh vi » hanh vi, thanh va, thanh ve
cau treo » cau theo, cau tren, cau triet
hieu van » hieu va, thien van, lieu va
hieu ve » hieu va
cau luc » cau truc, cau phuc
luc gia » luoc gia, duc gia, quoc gia
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
sai ky » sac ky
vu sai » vu hai, vu san, vu dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sai ky lang xa hoi. ((hieu ve) or (hieu van)) cau luc gia thanh vi ((cau treo) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sai ky lang xa hoi. ((hieu ve) OR (hieu van)) cau luc gia thanh vi ((cau treo) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: vu sai ky lang xa hoi. ((hieu ve) or (hieu van)) cau luc gia thanh vi ((cau treo) or (cua triet))*.