Perhaps you should try some spelling variations:
thong minh » thong tin, hoang minh
nguoi duc » nguoi dua, nguoi ruc, nguoi nuoc
sach che » sach thue, sach nha, sach cap
bo thong » pho thong, bo truong, he thong
chat van » chat va, chat ban, chat ran
hoa minh » khoa minh, hoa sinh, hoa binh
giai bo » giai bai, giai cao, giai toa
ve giai » va giai, ve giao, de giai
su sach » vu sach
so sach » so sanh, bo sach, co sach
chet va » chat va, che va
che ve » chep ve, che va, che vi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( su sach ((chet va) OR (chat van)) nguoi duc hoa minh ) or ( so sach che ve giai bo thong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( su sach ((chet va) OR (chat van)) nguoi duc hoa minh ) OR ( so sach che ve giai bo thong minh )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( su sach ((chet va) OR (chat van)) nguoi duc hoa minh ) or ( so sach che ve giai bo thong minh ))".
• Adding a wildcard symbol may retrieve word variants: (( su sach ((chet va) OR (chat van)) nguoi duc hoa minh ) or ( so sach che ve giai bo thong minh ))*.