| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | school have a | 49 |
|
| 2 | schools have a | 36 |
|
| 3 | school has a | 28 |
|
| 4 | school had a | 26 |
|
| 5 | school have a | 22 |
|
| 6 | school to have a | 6 |
|
