Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, su sach, te sach
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
tu sac » tu cac, tu san, tu bac
ve cam » ve cham, ve cac, va cam

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

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