Perhaps you should try some spelling variations:
nang dum » nang du, nang dua, nang luc
tu cach » tu cac
dum cua » duy cua, dam cua, dung cua
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
va nang » van nang, da nang, cam nang
thuc va » thuc vat, thuc dan, thuc day
ve nam » he nam, le nam, te nam
va nam » van nam, ha nam, va nay
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: ((tu cach) or (su sach)) ky nang xa hoi. hieu ((ve nam) or (va nam)) thuc va nang dum cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (su sach)) ky nang xa hoi. hieu ((ve nam) OR (va nam)) thuc va nang dum cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (su sach)) ky nang xa hoi. hieu ((ve nam) or (va nam)) thuc va nang dum cua te*.