| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [pron] [pron] [verb] | 1958 |
|
| 2 | [be] [indef pn] [pron] [verb] | 1457 |
|
| 3 | be [indef pn] [pron] [verb] | 1456 |
|
| 4 | [is] [indef pn] [pron] [verb] | 893 |
|
