Perhaps you should try some spelling variations:
thieu nien » thien nhien
hoc sach » hoc sinh, hoc cac, hoc anh
doc sach » toc sach, nuoc sach, dac sac
nien cam » nien giam, trien cam, vien cac
van hanh » van thanh, ban hanh, van anh
hanh hoi » hanh thoi, hanh noi, hanh hoa
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
xuc van » duc van, luc van, vuc van
hoi cua » hoi chuc
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc sach) or (doc sach)) ly nang xa hoi. thieu nien cam xuc van hanh hoi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc sach) OR (doc sach)) ly nang xa hoi. thieu nien cam xuc van hanh hoi cua tu.
• Adding a wildcard symbol may retrieve word variants: ((hoc sach) or (doc sach)) ly nang xa hoi. thieu nien cam xuc van hanh hoi cua tu*.