Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
hang tai » hang va, dung tai
hanh tai » thanh tai, han tai, hinh tai
nang co » nang cao, nang doc, nang noi
hieu va » lieu va, hieu qua
cao xuc » cam xuc, cao duc, chat xuc
cao suc » cao su, cao duc
cua tu » cua tuc, cua su, cua cu
y nang » ky nang, ly nang, v nang
co hoi » co hoc, co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach y nang co hoi. hieu va ((cao xuc) OR (cao suc)) ban ((hanh tai) or (hang tai)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach y nang co hoi. hieu va ((cao xuc) OR (cao suc)) ban ((hanh tai) OR (hang tai)) cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach y nang co hoi. hieu va ((cao xuc) OR (cao suc)) ban ((hanh tai) or (hang tai)) cua tu".
• Adding a wildcard symbol may retrieve word variants: toc sach y nang co hoi. hieu va ((cao xuc) OR (cao suc)) ban ((hanh tai) or (hang tai)) cua tu*.