Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
dua tren » dung tren
ky sang » ky nang, ky dang, duy sang
ky tang » ky nang, ky dang, kho tang
dai hoi » dai hoc, dai hai, dai moi
hieu ve » hieu va, hieu van
cao suc » cao su, cao duc
suc gia » duc gia, luc gia, tuc gia
cu tren » tu tren
ve cao » va cao, ve bao, ve cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ((ky sang) or (ky tang)) dai hoi. hieu ve cao suc gia thanh vai ((cu tren) or (dua tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ((ky sang) OR (ky tang)) dai hoi. hieu ve cao suc gia thanh vai ((cu tren) OR (dua tren)).
• Adding a wildcard symbol may retrieve word variants: tu cac ((ky sang) or (ky tang)) dai hoi. hieu ve cao suc gia thanh vai ((cu tren) or (dua tren))*.