Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
pham duy » pham duc
ky lang » ky nang, ky dang, ky tang
lang ha » long ha
hieu va » lieu va, hieu qua
va pham » van pham, va phat, va phap
va hanh » van hanh, va thanh, va danh
cua tre » cuu tre, cua triet, dua tren
te bai » te bao, te tai, te ban
bai ky » ban ky, sai ky, bac ky
duy va » duy vat, duy van, day va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te bai ky lang ha noi. hieu va pham duy va hanh thai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te bai ky lang ha noi. hieu va pham duy va hanh thai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te bai ky lang ha noi. hieu va pham duy va hanh thai ((cua tre) or (cua te))*.