Perhaps you should try some spelling variations:
cham luoc » khai luoc, kham cuoc, tham nuoc
sach thi » sach thu, sach tai, sach thieu
thi nang » thi cong, ki nang, thi hanh
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
kem cuu » kem chu
cuu tre » cua tre, cau tren, cau treo

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 thi nang xa hoi. hieu ve ((cham luoc) OR (cham soc)) van hanh kem cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach thi nang xa hoi. hieu ve ((cham luoc) OR (cham soc)) van hanh kem cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach thi nang xa hoi. hieu ve ((cham luoc) OR (cham soc)) van hanh kem cuu tre*.