Perhaps you should try some spelling variations:
lam truoc » lam thuoc, nam truoc, lam truong
hieu van » hieu va, thien van, lieu va
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
van lam » van nam
van han » van hanh, van phan, van nhan
ve van » le van
va han » va phan, va hanh, va hang

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. hieu van lam truoc ((va han) or (van han)) lai su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ve van ky nang xa hoi. hieu van lam truoc ((va han) OR (van han)) lai su triet.
• Adding a wildcard symbol may retrieve word variants: ve van ky nang xa hoi. hieu van lam truoc ((va han) or (van han)) lai su triet*.