Perhaps you should try some spelling variations:
ban thanh » ban hang
nuoc sach » nguoi sach, hoc sach, cuoc cach
ban hanh » ban hang
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
cam luc » cam xuc, cau luc
cu tren » tu tren, dua tren
va cam » va cham, va cac, va cao
vai cu » vai cua, van cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (nuoc sach)) ky nang xa hoi. lieu va cam luc ((ban thanh) or (ban hanh)) vai cu tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (nuoc sach)) ky nang xa hoi. lieu va cam luc ((ban thanh) OR (ban hanh)) vai cu tren.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (nuoc sach)) ky nang xa hoi. lieu va cam luc ((ban thanh) or (ban hanh)) vai cu tren*.