Perhaps you should try some spelling variations:
van nhanh » van thanh, van hanh, van khanh
danh xay » dang xay, manh xay, anh xay
xay phoi » cay phoi, cap phoi, tay hoi
thai cua » tai cuc, tri cua, dai cua
than cua » nhan cua, ban cua, gian cua
tu sach » thu sach, su sach, te sach
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
duc van » duc va, duc tan, duc manh
y danh » ky danh, ly danh, 1 danh
ve cam » ve cham, ve cac, va cam

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 y danh xay phoi. hieu ve cam duc van nhanh ((thai cua) or (than cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y danh xay phoi. hieu ve cam duc van nhanh ((thai cua) OR (than cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sach y danh xay phoi. hieu ve cam duc van nhanh ((thai cua) or (than cua)) tre*.