| RootOfTreeOfWords | root | 2012 | Branchable | 0 | Contains | 0 |
| 학교 | cella | 2008 | Branchable | 0 | 10574 |
| Khan Academy | cella | 2010 | Branchable | 0 | Contains | 0 |
| summerhill school | cella | 2008 | Branchable | 0 | Contains | 0 |
| 남한산 초등학교 | cella | 2009 | Branchable | 0 | Contains | 0 |
| 분당 이우학교 | cella | 2009 | Branchable | 0 | Contains | 0 |
| 양평 대아초교 | cella | 2008 | Branchable | 0 | Contains | 0 |
| 키노쿠니 어린이 마을 | cella | 2008 | Branchable | 0 | Contains | 0 |