Perhaps you should try some spelling variations:
giang day » gian dan
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
dang van » hoang van, hang va
hieu van » hieu va, thien van, lieu va
va danh » va dinh, va dan, va hanh
danh va » doanh va, hanh va, anh va
nam xuc » cam xuc, nam xua, nam thuc
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va

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

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