Perhaps you should try some spelling variations:
danh hoi » danh hoa, dan hoi, danh hoc
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
hoi cua » hoi chuc
xuc va » tuc va, luc va, xac va
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: te sach ty nang xa hoi. ((hieu va) or (hieu qua)) cham ((xuc va) OR (duc va)) danh hoi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. ((hieu va) OR (hieu qua)) cham ((xuc va) OR (duc va)) danh hoi cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. ((hieu va) or (hieu qua)) cham ((xuc va) OR (duc va)) danh hoi cua te*".