Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nam thu, nha thuoc
van thanh » ban thanh, van tuan
thanh vai » thanh hai, thanh van, thanh tai
dam thuc » am thuc, dan thuc, nam thuc
va triet » va thiet, va trien, ve triet
vu sach » vu bach, su sach, vu khach
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
vai va » mai va, dai va, hai va

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang xa hoi. lieu va ((((dam thuc) or (nam thuoc))) or (cam xuc)) van thanh vai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang xa hoi. lieu va ((((dam thuc) OR (nam thuoc))) OR (cam xuc)) van thanh vai va triet.
• Adding a wildcard symbol may retrieve word variants: vu sach y nang xa hoi. lieu va ((((dam thuc) or (nam thuoc))) or (cam xuc)) van thanh vai va triet*.