| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | required [conj] alternatively required | 6 |
|
| 2 | [verb] [conj] alternatively required | 6 |
|
| 3 | [vb pp] [conj] alternatively required | 6 |
|
| 4 | require [conj] alternatively required | 6 |
|
| 5 | [conj] alternatively required for | 6 |
|
| 6 | [conj] alternatively required [prep] | 6 |
|
| 7 | [conj] alternatively required for | 6 |
|
| 8 | [conj] alternatively required [prep] | 6 |
|
