Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
lam thuc » lam thuoc, am thuc, nam thuc
vat phan » va phan, van phan, sat phan
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
van lam » van nam
vat han » van han, vat ran, va han
te van » le van, te va, ve van

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

• Performing a fuzzy search may retrieve terms with similar spellings: te van ky nang xa hoi. hieu van lam thuc ((vat han) OR (vat phan)) lai su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te van ky nang xa hoi. hieu van lam thuc ((vat han) OR (vat phan)) lai su triet".
• Adding a wildcard symbol may retrieve word variants: te van ky nang xa hoi. hieu van lam thuc ((vat han) OR (vat phan)) lai su triet*.