Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
ban thanh » ban hanh, ban hang
phan cua » nhan cua, than cua, phat cua
cua viet » ca viet, hoa viet, cua vat
su sach » so sach, vu sach
ky dung » ky dang, ky vung, y dung
ly dung » ly dong, ly khung
cac duc » cac du, cao duc, cac dac
duc ban » duc tan, duc van, dua ban
tay ho » tay co, tay o, tay khao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ky dung) or (((ly dung) OR (xay dung)))) tay ho. lieu va cac duc ban thanh phan cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ky dung) OR (((ly dung) OR (xay dung)))) tay ho. lieu va cac duc ban thanh phan cua viet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ky dung) or (((ly dung) OR (xay dung)))) tay ho. lieu va cac duc ban thanh phan cua viet*".