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
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
danh ca » dan ca, doanh cua, danh cho
ve cac » va cac, vien cac
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va
ca cua » co cua
cua te » cua tu

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 xa hoi. hieu ve cac ((xuc va) or (luc va)) danh ca cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. hieu ve cac ((xuc va) OR (luc va)) danh ca cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. hieu ve cac ((xuc va) or (luc va)) danh ca cua te*.