Perhaps you should try some spelling variations:
chung xa » chung ta, chung nam, chung cua
tu chung » tu vung, tu cong
phan duc » pham duc, phan tu, phan dau
tu cach » tu cac
te sach » toc sach
hieu ve » hieu va, hieu van
ve phan » va phan, ke phan, ve phat
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
cuu tre » cua tre, cau tren, cau treo
vi cuu » vi luu, vinh cuu

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 (te sach)) tu chung xa hoi. hieu ve phan duc va danh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (te sach)) tu chung xa hoi. hieu ve phan duc va danh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (te sach)) tu chung xa hoi. hieu ve phan duc va danh vi cuu tre*.