Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
cham cuu » cap cuu, chat cua
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
cua tre » cuu tre, cua triet, dua tren
ty ang » ty xang, ty hang, ty anh
ang xa » lang xa, mang xa, dang xay
cua te » cua tu

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 ty ang xa hoi. hieu ve cham cuu van ((thanh vai) or (doanh tai)) ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty ang xa hoi. hieu ve cham cuu van ((thanh vai) OR (doanh tai)) ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: su sach ty ang xa hoi. hieu ve cham cuu van ((thanh vai) or (doanh tai)) ((cua tre) or (cua te))*.