Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
nang cam » nang cham, nang cao, nang cap
thi nang » thi cong, ki nang, thi hanh
cuu tre » cua tre, cau treo
sach ky » sac ky, sach y, sach ty
cam duc » cam xuc, cao duc, pham duc
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
ca danh » cao danh, cau danh, va danh
ma hoi » mai hoi, xa hoi, ma hoa
ca dan » cac dan, ca dao

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 ma hoi. thi nang cam duc ((ca danh) or (ca dan)) di ((cuu tre) OR (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. thi nang cam duc ((ca danh) OR (ca dan)) di ((cuu tre) OR (cau tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ma hoi. thi nang cam duc ((ca danh) or (ca dan)) di ((cuu tre) OR (cau tren))".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoi. thi nang cam duc ((ca danh) or (ca dan)) di ((cuu tre) OR (cau tren))*.