Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh hai » thanh phan, thanh hoa, thanh san
van thanh » ban thanh, van tuan
thu sach » thuat sach, thuoc sach, thu hoach
nang ma » tang ma, sang ma, nang cao
suc van » su van, duc van, luc van
tu sach » su sach, te sach, tu cach
hai cua » thai cua, dai cua, hoi cua
ma hoi » mai hoi, xa hoi, ma hoa
ve bao » va bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) OR (tu sach)) ky nang ma hoi. hieu ((ve bao) or (te bao)) suc van thanh hai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (tu sach)) ky nang ma hoi. hieu ((ve bao) OR (te bao)) suc van thanh hai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sach) OR (tu sach)) ky nang ma hoi. hieu ((ve bao) or (te bao)) suc van thanh hai cua triet".
• Adding a wildcard symbol may retrieve word variants: ((thu sach) OR (tu sach)) ky nang ma hoi. hieu ((ve bao) or (te bao)) suc van thanh hai cua triet*.