Perhaps you should try some spelling variations:
phuong hach » phuong cach, phuong hanh, phuong thanh
thanh trung » thanh tung
chieu sach » chinh sach, chieu sang, chieu xanh
nhu phuong » thu phuong, nhung phuong, thi phuong
trung cua » truong cua, trung tuan, trung cap
hach toan » thanh toan, manh toan
toan ban » van ban
cua nhu » cua nhua, cua chu, cua nha

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chiet tach)) - thanh trung cua nhu phuong hach toan ban~".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chiet tach)) - thanh trung cua nhu phuong hach toan ban*.