Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
tham thuc » nham thuc, tam thuc, thai thuc
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang xa hoi. hieu van ((tham thuc) or (pham thuc)) va thanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang xa hoi. hieu van ((tham thuc) OR (pham thuc)) va thanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang xa hoi. hieu van ((tham thuc) or (pham thuc)) va thanh vi cua tre*.