Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
cua tre » cua te, cuu tre, cua triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
tai cua » thai cua, tai cuc, tri cua
loc va » luc va
te sai » te tai, te bai, te lai
sai ky » sac ky
va cam » va cham, va cac, va cao
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sai ky lang xa hoi. hieu va cam ((tuc va) or (((loc va) or (hoc va)))) hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ky lang xa hoi. hieu va cam ((tuc va) OR (((loc va) OR (hoc va)))) hanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sai ky lang xa hoi. hieu va cam ((tuc va) or (((loc va) or (hoc va)))) hanh tai cua tre*.