| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be kept in | 257 |
|
| 2 | be kept to | 76 |
|
| 3 | be kept under | 60 |
|
| 4 | be kept at | 57 |
|
| 5 | be kept on | 56 |
|
| 6 | be kept for | 41 |
|
| 7 | be kept from | 16 |
|
| 8 | be kept as | 16 |
|
| 9 | be kept with | 15 |
|
| 10 | be kept within | 14 |
|
| 11 | be kept by | 11 |
|
| 12 | be kept of | 8 |
|
| 13 | be kept off | 5 |
|
| 14 | be kept behind | 5 |
|
