Perhaps you should try some spelling variations:
thanh lam » thanh lap, hanh lam, thanh nam
va thanh » gia thanh, ban thanh, va tinh
vu sach » vu bach, vu khach
lam cua » nam cua, lam chat
ve cham » va cham, ve chat, vu cham
cua tre » cua te, cuu tre, cua triet
su sach » so sach
nang o » nang co, nang ho, nang ro
xuc va » duc va, tuc va, luc va
ve cam » ve cac, va cam, ve cai
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) or (su sach)) ky nang o hoi. hieu ((ve cam) OR (ve cham)) xuc va thanh lam cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (su sach)) ky nang o hoi. hieu ((ve cam) OR (ve cham)) xuc va thanh lam cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu sach) or (su sach)) ky nang o hoi. hieu ((ve cam) OR (ve cham)) xuc va thanh lam cua tre".
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (su sach)) ky nang o hoi. hieu ((ve cam) OR (ve cham)) xuc va thanh lam cua tre*.