Perhaps you should try some spelling variations:
khien hach » thien hach, khien thich, hien hanh
thuat sac » thuat sach, thuat san, thuat tac
may trinh » may tinh, lap trinh, quy trinh
trinh vat » trinh van, trinh luat, sinh vat
hach xuc » thach duc, hanh xu, cach xu
nang xa » nang x, lang xa, nang ma
xuc may » xuc hay, truc may, phuc may
cuu tre » cau tren, cau treo
cua tre » cua te, cua triet, dua tren
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sac ky nang xa hoi. dieu khien hach xuc may trinh vat ((cuu tre) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sac ky nang xa hoi. dieu khien hach xuc may trinh vat ((cuu tre) OR (cua tre)).
• Adding a wildcard symbol may retrieve word variants: thuat sac ky nang xa hoi. dieu khien hach xuc may trinh vat ((cuu tre) or (cua tre))*.