Perhaps you should try some spelling variations:
van chat » cao chat
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cua te, cuu tre, cua triet
ve cham » va cham, ve chat, vu cham
ty nang » ky nang, ty xang, ty hang
nang o » nang co, nang ho, nang ro
anh de » hanh de, anh ve, anh du
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: tu sach ty nang o hoi. hieu ((ve cham) or (van chat)) xuc ban ((anh de) OR (anh d)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang o hoi. hieu ((ve cham) OR (van chat)) xuc ban ((anh de) OR (anh d)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty nang o hoi. hieu ((ve cham) or (van chat)) xuc ban ((anh de) OR (anh d)) cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang o hoi. hieu ((ve cham) or (van chat)) xuc ban ((anh de) OR (anh d)) cua tre*.