| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | president of the board of [noun] | 130 |
|
| 2 | president of the board of [noun] | 129 |
|
| 3 | president of the board of [noun sg] | 129 |
|
| 4 | president of the board of trade | 112 |
|
| 5 | president of the board of trade | 112 |
|
| 6 | president of the board of education | 13 |
|
| 7 | president of the board of education | 13 |
|
