Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
chat xuc » chat huu, cam xuc, chao xu
ban hanh » ban hang
nang xa » nang x, lang xa, nang ma
tang ma » mang may, tang van
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
xuc ban » duc ban, cuc ban, quoc ban
lua tre » cua tre, luy tre, dua tren
vi lua » vi luu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vien cac ky ((nang xa) or (tang ma)) hoi. hieu va chat xuc ban hanh vi lua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vien cac ky ((nang xa) OR (tang ma)) hoi. hieu va chat xuc ban hanh vi lua tre.
• Adding a wildcard symbol may retrieve word variants: vien cac ky ((nang xa) or (tang ma)) hoi. hieu va chat xuc ban hanh vi lua tre*.