Perhaps you should try some spelling variations:
cham luc » cham soc, nhan luc, cham cuu
sinh dai » sinh thai, si dai, sinh vat
cau tren » cu tren, dau tren, ca tren
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va sinh » va kinh, va tinh, vi sinh
cua tre » cua te, cuu tre, cua triet
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang xa hoi. hieu ve cham luc va sinh dai ((cua tre) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. hieu ve cham luc va sinh dai ((cua tre) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu ve cham luc va sinh dai ((cua tre) or (cau tren))*.