Perhaps you should try some spelling variations:
tinh hai » tinh thai, tinh chat, trinh han
sach thu » sach thue, sach thieu, sach tham
hieu van » hieu va, thien van, lieu va
cam tuc » cam xuc, cam tu, nam thuc
va tinh » may tinh
van cam » van nam, van lam, van cau
sach ky » sac ky, sach y, sach ty
cua cau » cua cac, cua chu, cua cay
tuc va » thuc va, truc va, tuc xa
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ky) or (sach thu)) nang x hoi. hieu van cam tuc va tinh hai ((cua te) or (cua cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach thu)) nang x hoi. hieu van cam tuc va tinh hai ((cua te) OR (cua cau)).
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sach thu)) nang x hoi. hieu van cam tuc va tinh hai ((cua te) or (cua cau))*.