Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
duc ban » duc tan, dua ban, duc man
duc van » duc va, duc tan, duc manh
vai cua » dai cua, hai cua, lai cua
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam
vi cua » di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky nang xa hoi. hieu ve cam ((duc ban) or (duc van)) thanh ((vi cua) or (vai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang xa hoi. hieu ve cam ((duc ban) OR (duc van)) thanh ((vi cua) OR (vai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: su sac ky nang xa hoi. hieu ve cam ((duc ban) or (duc van)) thanh ((vi cua) or (vai cua)) tre*.