Perhaps you should try some spelling variations:
cham truc » cau truc, nham thuc, pham thuc
doanh van » doan van, doanh va, doanh ban
danh vai » danh sai, danh va, dang van
xach tay » canh tay
truc va » thuc va, thuc vat, trung va
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
sach tu » sach thu, cach tu, sach ty
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((xach tay) or (sach tu)) nang xa hoi. hieu ve cham truc va ((danh vai) or (doanh van)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((xach tay) OR (sach tu)) nang xa hoi. hieu ve cham truc va ((danh vai) OR (doanh van)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((xach tay) or (sach tu)) nang xa hoi. hieu ve cham truc va ((danh vai) or (doanh van)) cua tre*.