| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] to be used [prep] | 75 |
|
| 2 | is to be use [prep] | 74 |
|
| 3 | [is] to be use for | 29 |
|
| 4 | [is] to be use in | 17 |
|
| 5 | [is] to be use as | 12 |
|
| 6 | [is] to be use by | 7 |
|
