Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
chat cua » nhat cua, chat va, chat huu
van hanh » van thanh, ban hanh, van anh
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
cam cuu » cham cuu, cap cuu
hanh di » hanh vi, hanh de, hang di
di cua » dai cua, doi cua, de cua
cua cu » cua chu, cua cau, cua su
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: thu sach ty nang x hoi. lieu va ((cam cuu) or (chat cua)) van hanh di cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ty nang x hoi. lieu va ((cam cuu) OR (chat cua)) van hanh di cua cu*.