| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a [noun sg] | 278243 |
|
| 2 | [verb] [been] a | 10333 |
|
| 3 | [been] a [noun sg] | 6073 |
|
| 4 | [verb] [been] [noun sg] | 1963 |
|
