Perhaps you should try some spelling variations:
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
truc xa » tuc xa, truc va, truoc xay
xa hanh » xa thanh, xa khanh, va hanh
va cau » van cau, va cac, va dau
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: te sach ty nang xa hoi. hieu va cau truc xa hanh ((vi cua) or (di cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu va cau truc xa hanh ((vi cua) OR (di cua)) tu.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu va cau truc xa hanh ((vi cua) or (di cua)) tu*.