Perhaps you should try some spelling variations:
thieu nien » thien nhien
nien cau » hien cau, nien dau, khien cau
van hanh » van thanh, ban hanh, van anh
cau treo » cau theo, cau tren, cau triet
te sach » toc sach
nang xa » nang x, lang xa, nang ma
cau luc » cau truc, cau phuc
va hanh » va thanh, va danh, ban hanh
vi cau » va cau, ve cau, di cau

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) or (thu hoach)) ky nang xa hoi. thieu nien cau luc ((va hanh) or (van hanh)) vi cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu hoach)) ky nang xa hoi. thieu nien cau luc ((va hanh) OR (van hanh)) vi cau treo.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu hoach)) ky nang xa hoi. thieu nien cau luc ((va hanh) or (van hanh)) vi cau treo*.