Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
van thanh » ban thanh, van tuan
te sach » toc sach
cam duc » cam xuc, cao duc, pham duc
cao suc » cao su, cao duc
cua tuc » cua duc, cua tu, cua thuoc
hieu ve » hieu va, hieu van
ly nang » ky nang, ly hang, ly vang

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ly nang) or (ly va)) xa hoi. hieu ve ((cam duc) or (cao suc)) van thanh dai cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ly nang) OR (ly va)) xa hoi. hieu ve ((cam duc) OR (cao suc)) van thanh dai cua tuc.
• Adding a wildcard symbol may retrieve word variants: te sach ((ly nang) or (ly va)) xa hoi. hieu ve ((cam duc) or (cao suc)) van thanh dai cua tuc*.