Perhaps you should try some spelling variations:
thanh lam » thanh lap, hanh lam, thanh nam
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cua triet, dua tren
xuc gia » duc gia, luc gia, tuc gia
cuu tre » cau tren, cau treo
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky nang o hoi. hieu ((ve cam) or (va cam)) xuc gia thanh lam ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang o hoi. hieu ((ve cam) OR (va cam)) xuc gia thanh lam ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky nang o hoi. hieu ((ve cam) or (va cam)) xuc gia thanh lam ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang o hoi. hieu ((ve cam) or (va cam)) xuc gia thanh lam ((cua tre) OR (cuu tre))*.