Perhaps you should try some spelling variations:
nhung trong » hung trong, nhung tuong, thuong trong
chieu sach » chinh sach, chiet tach, chieu sang
trong tinh » truong tinh, trong kinh, trong sinh
doi chieu » doc hieu, doi chi, mot chieu
trung cap » truong cao, trung tam
trung ha » trung hoc, trung tam
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh ((trung ha) OR (trung cap)) nhung trong tinh toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh ((trung ha) OR (trung cap)) nhung trong tinh toan cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung ha) OR (trung cap)) nhung trong tinh toan cao*.