Perhaps you should try some spelling variations:
thanh dat » thanh san, thanh van, thanh ha
thanh hai » thanh phan, thanh hoa, thanh san
toc sach » hoc sach, doc sach, thuoc sach
hieu van » hieu va, thien van, lieu va
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
yu hang » yu zhang, yu pang, yu wang
cua tuc » cua duc, cua tu, cua thuoc
xuc va » duc va, tuc va, luc va
ca hoi » cau hoi, cua hoi, xa hoi

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 ((_ hang) or (yu hang)) ca hoi. hieu van cac xuc va ((thanh hai) or (thanh dat)) cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ((_ hang) OR (yu hang)) ca hoi. hieu van cac xuc va ((thanh hai) OR (thanh dat)) cua tuc.
• Adding a wildcard symbol may retrieve word variants: toc sach ((_ hang) or (yu hang)) ca hoi. hieu van cac xuc va ((thanh hai) or (thanh dat)) cua tuc*.