| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] [adv] for [noun sg] | 36 |
|
| 2 | is use [adv] for [noun sg] | 11 |
|
| 3 | is used [adv] for [noun sg] | 11 |
|
| 4 | is [verb] [adv] for use | 5 |
|
