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

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 anh kem ((cuu tre) OR (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thi nang xa hoi. hieu ve ((cham luoc) OR (cham soc)) van anh kem ((cuu tre) OR (cau tren)).
• 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 anh kem ((cuu tre) OR (cau tren))".
• Adding a wildcard symbol may retrieve word variants: te sach thi nang xa hoi. hieu ve ((cham luoc) or (cham soc)) van anh kem ((cuu tre) OR (cau tren))*.