Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
dang xay » dang van, van xay
va thanh » gia thanh, ban thanh, va tinh
tu cach » tu cac
vu sach » vu bach, su sach, vu khach
ky dang » ky nang, ky danh
xay hoi » xa hoi, tay hoi, cay phoi
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (vu sach)) ky dang xay hoi. hieu ve pham duc va thanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (vu sach)) ky dang xay hoi. hieu ve pham duc va thanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (vu sach)) ky dang xay hoi. hieu ve pham duc va thanh dai cua te*.