Perhaps you should try some spelling variations:
nganh xay » nganh mac, nganh y, nganh ma
thu sach » tu sach, thuat sach, thuoc sach
nganh ky » nganh y, hanh ky, nganh co
san hanh » san thanh, ban hanh, van hanh
thu san » thuy san, thu ban, phu san
hanh ly » khanh ly, hanh ky, hang ly
ly khi » ly chi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu sach ((nganh ky) OR (nganh xay)) chi đong luc ) or ( thu san hanh ly khi đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu sach ((nganh ky) OR (nganh xay)) chi đong luc ) OR ( thu san hanh ly khi đong luc ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( thu sach ((nganh ky) OR (nganh xay)) chi đong luc ) or ( thu san hanh ly khi đong luc ))*".