Perhaps you should try some spelling variations:
lanh nhan » danh nhan, anh nhan, hanh nhan
hang khoa » dung khoa
nhan tao » nhan tai, nhan dan
coc hang » hoc hang, oc hang, moc hoang
nha lanh » nha lam, nha kinh
khoa hoc » hoa hoc
cong coc » cong cuoc, cong cac, cong co
cuu cong » cua cong, thu cong, cac cong
toi tap » toi gap, toan tap, tong tap
hoc may » hoc ma
may nha » mai nha, mat nha, may nhe
noi tap » ngoai tap, noi tiep, noi thai
te cach » ve cach, te sach, tu cach

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cach ((noi tap) OR (toi tap)), nghien cuu cong coc hang khoa hoc may nha lanh nhan tao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cach ((noi tap) OR (toi tap)), nghien cuu cong coc hang khoa hoc may nha lanh nhan tao".
• Adding a wildcard symbol may retrieve word variants: te cach ((noi tap) OR (toi tap)), nghien cuu cong coc hang khoa hoc may nha lanh nhan tao*.