Perhaps you should try some spelling variations:
chua tre » chua tri, cua tre, chua trieu
thanh va » thanh van, hanh va, thanh ha
ve cham » va cham, ve chat, vu cham
va chua » vua chua, ca chua, va chu
duc ban » duc van, dua ban, duc man
hieu ve » hieu va, hieu van
ky tang » ky nang, ky dang, kho tang
sac ky » cac ky, sai ky
ha hoi » hoa hoi, xa hoi, va hoi
te sac » te sach, te cac, te san

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky tang ((ha hoi) OR (ha noi)). hieu ve cham ((duc ban) OR (duc tan)) thanh va chua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky tang ((ha hoi) OR (ha noi)). hieu ve cham ((duc ban) or (duc tan)) thanh va chua tre~".
• Adding a wildcard symbol may retrieve word variants: te sac ky tang ((ha hoi) OR (ha noi)). hieu ve cham ((duc ban) or (duc tan)) thanh va chua tre*.