Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
hieu vien » hieu hien, hieu viec, thieu nien
cau treo » cau theo, cau tren, cau trieu
vien cac » vien bach, vien dai, vien da
van danh » van doanh, van hanh, van manh
van anh » van thanh, tuan anh, van minh
nang xa » nang x, lang xa, nang ma
tu sach » thu sach, su sach, te sach
cac lo » cac lop, cac co, cac bo
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y nang xa hoi. hieu vien cac lo ((van danh) or (van anh)) sai ((cau treo) OR (cau triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu vien cac lo ((van danh) OR (van anh)) sai ((cau treo) OR (cau triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. hieu vien cac lo ((van danh) or (van anh)) sai ((cau treo) OR (cau triet))*".