Perhaps you should try some spelling variations:
va hanh » van hanh, va thanh, va danh
vu cham » va cham, vu kham, tu cham
ve cham » va cham, ve chat, ve chim
nang xa » nang x, lang xa, nang ma
sac ky » cac ky, sai ky
luc va » duc va, tuc va, loc va
te sac » te sach, te cac, te san
ky va » ke va, my va, ky la

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang xa hoi. hieu ((ve cham) or (vu cham)) luc va hanh ((ky va) OR (ly va)) trien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang xa hoi. hieu ((ve cham) OR (vu cham)) luc va hanh ((ky va) OR (ly va)) trien.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky nang xa hoi. hieu ((ve cham) or (vu cham)) luc va hanh ((ky va) OR (ly va)) trien".
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu ((ve cham) or (vu cham)) luc va hanh ((ky va) OR (ly va)) trien*.