Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
ky lang » ky nang, ky dang, ky tang
va hanh » van hanh, va thanh, va danh
cam luc » cam xuc, cau luc
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ke san » ke dan
ve cam » ve cham, ve cac, va cam
te san » te ban, tu san, ta san
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
te sac » te sach, te cac

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

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