Perhaps you should try some spelling variations:
phan xuong » phan cong
hoc chuyen » khong chuyen
sach tien » sach tren, sach thieu
kien truc » kien thuc
hoan minh » hoang minh, doan minh, hoan chinh
hoan linh » hoai linh, hoang minh, hoan chinh
tien hoc » tin hoc, tien hoa, dien hoc
tu sach » thu sach, su sach, te sach
bach co » bach cau, bach hoa, bach mao

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 tien hoc chuyen đe ky thuat: kien truc bach co phan xuong ((hoan minh) or (hoan linh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tien hoc chuyen đe ky thuat: kien truc bach co phan xuong ((hoan minh) OR (hoan linh)).
• Adding a wildcard symbol may retrieve word variants: tu sach tien hoc chuyen đe ky thuat: kien truc bach co phan xuong ((hoan minh) or (hoan linh))*.