Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
cach hoang » cach hoan, cach mang, anh hoang
vuong cung » vuong dung, vuong hung, vuong trung
sach tren » sach tien, sach tranh
thuc cach » thuoc sach, truoc cach, thuc hanh
thu sach » tu sach, thuat sach, thuoc sach
tren hoc » truyen hoc, trung hoc, triet hoc
cung may » dung may, cong may, cung hay

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 tren hoc chuyen đe ky thuat: kien thuc cach hoang vuong cung may (kinh* or dinh*)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach tren hoc chuyen đe ky thuat: kien thuc cach hoang vuong cung may (kinh* OR dinh*).
• Adding a wildcard symbol may retrieve word variants: thu sach tren hoc chuyen đe ky thuat: kien thuc cach hoang vuong cung may (kinh* or dinh*)*.