| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [is] a [noun sg] | 26992 |
|
| 2 | [pron] [is] often a | 160 |
|
| 3 | [is] often a [noun sg] | 141 |
|
| 4 | [pron] [is] often [noun sg] | 19 |
|
