Perhaps you should try some spelling variations:
thieu nien » thien nhien
nien cac » vien cac, dien cac, bien cac
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
va hanh » van hanh, va thanh, va danh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky dang xa hoi. thieu nien cac nuoc va hanh vi ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang xa hoi. thieu nien cac nuoc va hanh vi ((cua te) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang xa hoi. thieu nien cac nuoc va hanh vi ((cua te) or (cua tu))*.