Perhaps you should try some spelling variations:
trong minh » truong minh, trong kinh, thong minh
ban trong » bai trong, ban tuong, ben trong
bai thong » bai trong, ban thong, tai thuong
thu sach » tu sach, thuat sach, thuoc sach
giai bai » gia ba
sach cha » sach nha, sach che, sach ha
cha vien » cua vien, nhan vien, chat dien
gioi ban » gioi van, gioi bon, gioi can
ca ve » ca va, va ve
co va » co ma, do va, so va

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 ((ca ve) or (co va)) giai bai thong tin ) or ( thu sach cha vien gioi ban trong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu sach ((ca ve) OR (co va)) giai bai thong tin ) OR ( thu sach cha vien gioi ban trong minh )).
• Adding a wildcard symbol may retrieve word variants: (( thu sach ((ca ve) or (co va)) giai bai thong tin ) or ( thu sach cha vien gioi ban trong minh ))*.