Perhaps you should try some spelling variations:
sach tranh » canh tranh
tranh tri » trang tri, thanh tri, tran tri
sach tham » sach nha
dung sai » dung tai, dung va, dung dat
tham tri » tam tri, thanh tri, kham trai
tu sach » thu sach, su sach, vu sach
tu cach » tu cac
te sach » toc sach

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) OR (tu cach)) dung sai ) or ((( te sach tranh tri ) or ( te sach tham tri ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((tu sach) OR (tu cach)) dung sai ) OR ((( te sach tranh tri ) OR ( te sach tham tri )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((tu sach) OR (tu cach)) dung sai ) or ((( te sach tranh tri ) or ( te sach tham tri ))))".
• Adding a wildcard symbol may retrieve word variants: (( ((tu sach) OR (tu cach)) dung sai ) or ((( te sach tranh tri ) or ( te sach tham tri ))))*.