| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [vb pp] [noun sg] | 842 |
|
| 2 | [verb] been assistant [noun sg] | 10 |
|
| 3 | been [vb pp] assistant [noun sg] | 6 |
|
| 4 | [verb] been [vb pp] assistant | 6 |
|
