Perhaps you should try some spelling variations:
lanh manh » lanh tranh, lan anh, van manh
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
qua dung » quang dung, su dung, qua cong
cong van » cong vang, cong san, song van
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sach - lanh manh ((qua dung) or (qua song)) cong van ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - lanh manh ((qua dung) OR (qua song)) cong van ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chu sach - lanh manh ((qua dung) or (qua song)) cong van ((toan cao) or (toan ban))*.