Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh oai
thanh tai » thanh hai, thanh toan, doanh tai
cao hoat » cac hoat, co hoat, cao chat
nhan luc » nang luc
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
ve nhan » ve nha, de nhan, va nhan
cua tre » cua te, cuu tre, cua triet
luc va » duc va, tuc va, loc va

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 ky nang cao hoat. hieu ve nhan luc va ((thanh vai) or (thanh tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang cao hoat. hieu ve nhan luc va ((thanh vai) OR (thanh tai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang cao hoat. hieu ve nhan luc va ((thanh vai) or (thanh tai)) cua tre*.