Perhaps you should try some spelling variations:
cham luc » cham soc, nhan luc, cham cuu
dang xay » dang van, van xay
bo sach » co sach, hoc sach
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
luc van » luoc van, luu van, duc van
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
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: bo sach y ((nang xa) or (dang xay)) hoi. hieu ve cham luc van minh ((vi cua) or (vai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach y ((nang xa) OR (dang xay)) hoi. hieu ve cham luc van minh ((vi cua) OR (vai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: bo sach y ((nang xa) or (dang xay)) hoi. hieu ve cham luc van minh ((vi cua) or (vai cua)) tre*.