Perhaps you should try some spelling variations:
thuoc dang » thuoc dung, thuoc khang, thuc dan
nhan luc » nang luc
ban hanh » ban hang
va triet » va thiet, va trien, ve triet
su triet » su viet, ve triet
dang ky » dang y, dan ky, dong ky
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va nhan » van nhan, ca nhan, va phan
luc ban » duc ban, cuc ban, luc bat
su tien » su kien, su hien, tu tieng

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc dang ky nang xa hoi. hieu va nhan luc ban hanh vi ((va triet) or (((su triet) or (su tien))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc dang ky nang xa hoi. hieu va nhan luc ban hanh vi ((va triet) OR (((su triet) OR (su tien)))).
• Adding a wildcard symbol may retrieve word variants: thuoc dang ky nang xa hoi. hieu va nhan luc ban hanh vi ((va triet) or (((su triet) or (su tien))))*.