| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be require for | 520 |
|
| 2 | [be] required for | 520 |
|
| 3 | [is] require for | 235 |
|
| 4 | is require for | 234 |
|
| 5 | [be] require for | 96 |
|
| 6 | be require for | 96 |
|
| 7 | [am/are] require for | 95 |
|
| 8 | are require for | 94 |
|
| 9 | [was/were] require for | 81 |
|
| 10 | was require for | 58 |
|
| 11 | were require for | 23 |
|
| 12 | [being] require for | 8 |
|
| 13 | being require for | 8 |
|
| 14 | [been] require for | 5 |
|
| 15 | been require for | 5 |
|
