| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be to [be] keep | 64 |
|
| 2 | [be] to [be] kept | 64 |
|
| 3 | [be] to be keep | 64 |
|
| 4 | [was/were] to [be] keep | 30 |
|
| 5 | [am/are] to [be] keep | 22 |
|
| 6 | are to [be] keep | 21 |
|
| 7 | were to [be] keep | 16 |
|
| 8 | was to [be] keep | 14 |
|
| 9 | [is] to [be] keep | 12 |
|
| 10 | is to [be] keep | 12 |
|
