Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
ky tang » ky nang, kho tang, ky trong
hoi cua » hoi chuc
ky dang » ky nang, ky danh
anh hoi » anh noi, anh hoc, anh khoa
van anh » van thanh, tuan anh, van minh
luc van » luoc van, luu van, duc van
ve cham » va cham, ve chat, vu cham
su xac » pu xac, su cac
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su xac ((ky tang) or (ky dang)) xa hoi. hieu ((ve cam) OR (ve cham)) luc van anh hoi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su xac ((ky tang) OR (ky dang)) xa hoi. hieu ((ve cam) OR (ve cham)) luc van anh hoi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su xac ((ky tang) or (ky dang)) xa hoi. hieu ((ve cam) OR (ve cham)) luc van anh hoi cua tre".
• Adding a wildcard symbol may retrieve word variants: su xac ((ky tang) or (ky dang)) xa hoi. hieu ((ve cam) OR (ve cham)) luc van anh hoi cua tre*.