Perhaps you should try some spelling variations:
truong tinh » truong kinh, truong minh, truong dinh
boi truong » moi truong, bo truong, boi thuong
thong minh » thong tin, hoang minh
gian boi » gian hoi, gian voi, gian o
sach cap » sach dao, sach bai, sach xa
doc sach » hoc sach, toc sach, nuoc sach
va thong » va thuong, va phuong, he thong
ve gian » ve giao, va gian, ve giai
te sach » toc sach
giai va » giai van, gia va, giai ma
cap ve » dap ve, tap ve, ca ve
cha ke » ca ke, kha ke

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te sach ((cha ke) or (cha me)) giai va thong minh ) or ( doc sach cap ve gian boi truong tinh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach ((cha ke) OR (cha me)) giai va thong minh ) OR ( doc sach cap ve gian boi truong tinh )).
• Adding a wildcard symbol may retrieve word variants: (( te sach ((cha ke) or (cha me)) giai va thong minh ) or ( doc sach cap ve gian boi truong tinh ))*.