Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
nhung ngot » nhung nguoi, nhung goc, nhung nghi
nha thuoc » nha nuoc, nhan thuc
chan nghe » nhan nghe, can nghe, chon nghe
ngot khoa » ngoai khoa, noi khoa, go khoa
nghe che » nghe thu
nha hoc » khoa hoc, nha nuoc, thai hoc
khoa vi » hoa vi, khoan va, khoa doi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach ((nha hoc) OR (nha thuoc)) chan nghe che ets : nhung ngot khoa vi đai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ((nha hoc) OR (nha thuoc)) chan nghe che ets : nhung ngot khoa vi đai".
• Adding a wildcard symbol may retrieve word variants: thuat sach ((nha hoc) OR (nha thuoc)) chan nghe che ets : nhung ngot khoa vi đai*.