Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nuoc ban » nuoc san, quoc ban, duoc ban
hanh hai » thanh hai, nhanh hai, hang hai
buoc ban » quoc ban, buon ban, duoc ban
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
hai cua » thai cua, dai cua, hoi cua
te sach » toc sach
ve cac » va cac, vien cac

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) or (vu bach)) ky nang xa hoi. hieu ve cac ((nuoc ban) or (buoc ban)) hanh hai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (vu bach)) ky nang xa hoi. hieu ve cac ((nuoc ban) OR (buoc ban)) hanh hai cua triet.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (vu bach)) ky nang xa hoi. hieu ve cac ((nuoc ban) or (buoc ban)) hanh hai cua triet*.