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
tai cua » thai cua, tai cuc, dai cua
va cam » va cham, va cac, va cao
luc va » duc va, loc va
tuc va » thuc va, truc va, tuc xa

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. lieu va cam ((luc va) or (tuc va)) hanh ((tai cua) OR (tri cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. lieu va cam ((luc va) OR (tuc va)) hanh ((tai cua) OR (tri cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. lieu va cam ((luc va) or (tuc va)) hanh ((tai cua) OR (tri cua)) tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. lieu va cam ((luc va) or (tuc va)) hanh ((tai cua) OR (tri cua)) tre*.