Perhaps you should try some spelling variations:
dang hanh » dang thanh, ban hanh, dang van
thuc dang » thuoc dang, thuc dan, thuc dung
nang xa » nang x, lang xa, nang ma
van chu » van chi, van phu, van cau
hanh ve » hanh vi, hanh va, hanh kem
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
van cu » van cau, van cua, van cuc
cua tu » cua tuc, cua cu, cua te
cua su » qua su

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu ((van chu) OR (van cu)) thuc dang hanh ve ((cua tu) OR (cua su))~.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu ((van chu) or (van cu)) thuc dang hanh ve ((cua tu) or (cua su))*.