Perhaps you should try some spelling variations:
kham luc » khai luoc, kham cuoc, nhan luc
hieu ve » hieu va, hieu van
van anh » van thanh, tuan anh, van minh
luc van » luoc van, luu van, duc van
ve kham » vu kham, va kham, ve cham
cua tre » cua te, cuu tre, cua triet
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
anh va » hanh va
va cua » va chua, via cua, ca cua
tu san » thu san, tu ban, tu can

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu san) or (tu cac)) ky ((nang xa) OR (nang ma)) hoi. hieu ve kham luc van anh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (tu cac)) ky ((nang xa) OR (nang ma)) hoi. hieu ve kham luc van anh va cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu san) or (tu cac)) ky ((nang xa) OR (nang ma)) hoi. hieu ve kham luc van anh va cua tre*".