Perhaps you should try some spelling variations:
kham soc » cham soc, kham cuoc, ham so
viet cua » viec cua, viet ca, viet qua
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
hieu vu » hieu va, hieu ve, hieu su
vu kham » vu khanh
van anh » van thanh, van minh
cua tu » cua tuc, cua su, cua cu
x hoi » xa hoi, o hoi, x ho
tuan » quan, tran, luan

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang x hoi. hieu vu kham soc ((van anh) OR (tuan anh)) viet cua tu~".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hieu vu kham soc ((van anh) OR (tuan anh)) viet cua tu*.