Perhaps you should try some spelling variations:
cam thuc » am thuc, nam thuc, cam thu
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
vat han » vat phan, van han, vat ran
han tai » hang tai, nhan tai, van tai
ve van » le van
va cam » va cham, va cac, va cao
tai su » tai so, tai tu, lai su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ve van ky nang xa hoi. lieu va cam thuc vat han tai su triet~.
• Adding a wildcard symbol may retrieve word variants: ve van ky nang xa hoi. lieu va cam thuc vat han tai su triet*.