| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is be [vb pp] for [verb] | 16 |
|
| 2 | is being [verb] for [verb] | 15 |
|
| 3 | is be [verb] for [v-ing] | 14 |
|
| 4 | is be use for [verb] | 6 |
|
| 5 | is be used for [verb] | 6 |
|
