| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [pron] [be] a | 11977 |
|
| 2 | [subord] [pron] be a | 11974 |
|
| 3 | [subord] [pron] [am/are] a | 1531 |
|
| 4 | [subord] [pron] are [art] | 1299 |
|
| 5 | [conj] [pron] are a | 1285 |
|
