Perhaps you should try some spelling variations:
sinh khong » tinh khong, sinh phong, thinh khong
sach sinh » sach kinh, sach danh, sach song
thuc cach » thuoc sach, truoc cach, thuc hanh
cach hoan » cac khoan, hach toan, sach han
hoan tai » khoan tai, toan tai, han tai
cong xay » thong xay, trong xay, cong ty
tu sach » thu sach, su sach, te sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach sinh khong chuyen đe ky thuat: kien thuc cach hoan tai cong xay (tinh or trinh)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach sinh khong chuyen đe ky thuat: kien thuc cach hoan tai cong xay (tinh OR trinh).
• Adding a wildcard symbol may retrieve word variants: tu sach sinh khong chuyen đe ky thuat: kien thuc cach hoan tai cong xay (tinh or trinh)*.