Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
luoc dinh » luoc kinh, luoi tinh, quoc binh
cac luoc » cac nuoc, cac cuoc, cac quoc
cua viet » ca viet, hoa viet, cua vat
su sach » vu sach
so sach » so sanh, bo sach, co sach
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
vai cua » dai cua, hai cua, lai cua
ve cac » va cac, vien cac

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) or (so sach)) ty nang xa hoi. hieu ve cac luoc dinh thanh vai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ty nang xa hoi. hieu ve cac luoc dinh thanh vai cua viet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ty nang xa hoi. hieu ve cac luoc dinh thanh vai cua viet*.