* separate keywords with comma
Top Websites north 1-15:
1.
duke.edu 
213,046

2.
unc.edu 
182,330

3.
yorku.ca 
178,198

4.
backcountry.com 
129,393

5.
unt.edu 
129,383

6.
laopiniondemurcia.es 
31,198

7.
postcourier.com.pg 
27,300

8.
missoandfriends.com 
26,439

9.
activityvillage.co.uk 
24,422

10.
krazydad.com 
24,314

11.
sudoku.name 
24,042

12.
coolsite.co.il 
23,816

13.
youplay.com 
22,309

14.
mindgames.com 
22,230

15.
kakuroconquest.com 
16,715