Perhaps you should try some spelling variations:
thuat nuoi » thoat nuoc
sach nganh » sach ngan, sach tranh, cac nganh
nganh ky » nganh y, nganh xay, hanh ky
thuat so » thuat do, thuat o, thuat co
nuoi hoc » nuoi khoa, nguoi hop, duoc hoc
te sach » toc sach
cac van » cac dan
so hoc » co hoc, mo hoc, so hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te sach nganh ky thuat so hoc ) or ( tu cac van ky thuat nuoi hoc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach nganh ky thuat so hoc ) OR ( tu cac van ky thuat nuoi hoc )).
• Adding a wildcard symbol may retrieve word variants: (( te sach nganh ky thuat so hoc ) or ( tu cac van ky thuat nuoi hoc ))*.