Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
ban thanh » ban hanh, ban hang
va triet » va thiet, va trien, ve triet
qua cac » cua cac
xuc ban » duc ban, cuc ban, quoc ban
tu cach » tu cac
qua cam » qua cham, qua ca, qua cai
su sach » so sach, vu sach
hai va » hai van, thai va, hoi va
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: ((tu cach) or (su sach)) ky nang x hoi. hieu ((qua cam) OR (qua cac)) xuc ban thanh hai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (su sach)) ky nang x hoi. hieu ((qua cam) OR (qua cac)) xuc ban thanh hai va triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (su sach)) ky nang x hoi. hieu ((qua cam) OR (qua cac)) xuc ban thanh hai va triet*".