Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
hieu van » hieu va, thien van, lieu va
thanh vi » hanh vi, thanh va, thanh ve
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
sach ky » sac ky, sach y, sach ty
cuu tre » cua tre, cau tren, cau treo
su sach » so sach, vu sach
cua te » cua tu

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 ky dang xa hoi. hieu van nam xuc ban thanh vi ((((cua te) or (cuu tre))) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky dang xa hoi. hieu van nam xuc ban thanh vi ((((cua te) OR (cuu tre))) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: su sach ky dang xa hoi. hieu van nam xuc ban thanh vi ((((cua te) or (cuu tre))) or (cua triet))*.