Perhaps you should try some spelling variations:
vu sach » su sach, vu khach
nang xa » nang x, lang xa, nang ma
cam luc » cam xuc, cau luc
va hanh » van hanh, va thanh, va danh
va cam » va cham, va cac, va cao
luc va » duc va, tuc va, loc va
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu sach) or (vu bach)) ky nang xa hoi. lieu va cam luc va hanh ((vi cua) or (di cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (vu bach)) ky nang xa hoi. lieu va cam luc va hanh ((vi cua) OR (di cua)) tre.
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (vu bach)) ky nang xa hoi. lieu va cam luc va hanh ((vi cua) or (di cua)) tre*.