Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
van cau » van dau, van hau, van chat
van hai » van ha, van chat, van hanh
xuc gia » duc gia, luc gia, tuc gia
va cua » va chua, via cua, ca cua
va chu » va che, va cau, va chi
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty nang x hoi. hieu ((van cau) or (van hai)) xuc gia thanh ((va cua) or (va chu)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang x hoi. hieu ((van cau) OR (van hai)) xuc gia thanh ((va cua) OR (va chu)) te.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang x hoi. hieu ((van cau) or (van hai)) xuc gia thanh ((va cua) or (va chu)) te*.