Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
thanh va » thanh van, hanh va, thanh ha
hieu van » hieu va, thien van, lieu va
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
nam xuc » cam xuc, nam xua, nam thuc
xuc ban » duc ban, cuc ban, quoc ban
vu sach » vu bach, vu khach
cua tre » cua te, cuu tre, dua tren
su sach » so sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (vu sach)) ky dang xa hoi. hieu van nam xuc ban thanh va ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky dang xa hoi. hieu van nam xuc ban thanh va ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ky dang xa hoi. hieu van nam xuc ban thanh va ((cua tre) or (cua triet))*.