Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nhanh vi » hanh vi, nhanh va, nhanh thi
thu sach » thuat sach, thuoc sach, thu hoach
khanh vi » hanh vi, khanh v, khang vi
xuc dat » duc duat, duoc dat, quoc dat
tu sach » su sach, te sach, tu cach
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
cao xuc » cam xuc, cao duc, cao suc
va cao » va cac, va co, va dao

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) or (thu sach)) ky nang xa hoi. hieu va cao xuc dat ((khanh vi) OR (nhanh vi)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky nang xa hoi. hieu va cao xuc dat ((khanh vi) OR (nhanh vi)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thu sach)) ky nang xa hoi. hieu va cao xuc dat ((khanh vi) OR (nhanh vi)) cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu sach)) ky nang xa hoi. hieu va cao xuc dat ((khanh vi) OR (nhanh vi)) cua triet*.