Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
doi cua » hoi cua
vu dai » vi dai, va dai, vu hai
vu san » va san, vu ban
va am » va lam, 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: ((vu dai) or (vu san)) ky nang xa hoi. hieu va am thuc va thanh ((dai cua) or (doi cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu dai) OR (vu san)) ky nang xa hoi. hieu va am thuc va thanh ((dai cua) OR (doi cua)) te.
• Adding a wildcard symbol may retrieve word variants: ((vu dai) or (vu san)) ky nang xa hoi. hieu va am thuc va thanh ((dai cua) or (doi cua)) te*.