Perhaps you should try some spelling variations:
hanh lam » thanh lap, hanh kem, hanh va
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, tu cach
lam cua » nam cua, lam chat
luc van » luoc van, luu van, duc van
cua tre » cua te, cuu tre, cua triet
ty nang » ky nang, ty xang, ty hang
te sach » toc sach
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai
x hoi » xa hoi, o hoi, x ho

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

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