Perhaps you should try some spelling variations:
luoc van » luoc can, luoc va, luc van
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cua triet, dua tren
xuc van » duc van, luc van, xuc ban
hieu ve » hieu va, hieu van
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
cuu tre » cau tren, cau treo
ve cam » ve cham, ve cac, va cam
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky sang ma hoi. hieu ve cam ((xuc van) or (luoc van)) hanh vi ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky sang ma hoi. hieu ve cam ((xuc van) OR (luoc van)) hanh vi ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach ky sang ma hoi. hieu ve cam ((xuc van) or (luoc van)) hanh vi ((cua tre) or (cuu tre))*.