Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thi nang » thi cong, ki nang
hang hai » hoang hai, hang tai, thanh hai
thi hanh » thi thanh
ban hang » ngan hang
nuoc ban » nuoc san, quoc ban, buoc ban
hai cua » thai cua, dai cua, hoi cua
te sach » toc sach
ve cai » va cai, ve cac, ve tai
ve cap » ve cac, le cap, ve cau
x hoi » xa hoi, o hoi, x ho

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 ((thi nang) or (thi hanh)) x hoi. hieu ((ve cap) OR (ve cai)) nuoc ban hang hai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((thi nang) OR (thi hanh)) x hoi. hieu ((ve cap) OR (ve cai)) nuoc ban hang hai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thi nang) or (thi hanh)) x hoi. hieu ((ve cap) OR (ve cai)) nuoc ban hang hai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ((thi nang) or (thi hanh)) x hoi. hieu ((ve cap) OR (ve cai)) nuoc ban hang hai cua triet*.