| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [det] [adj] [noun] | 109 |
|
| 2 | [vb -s] been [det] [adj] [noun] | 105 |
|
| 3 | [vb -s] been [adj] systematic [noun] | 5 |
|
| 4 | [vb -s] [be] [det] systematic [noun] | 5 |
|
| 5 | [vb -s] been [det] systematic [noun] | 5 |
|
| 6 | [vb -s] be [det] systematic [noun] | 5 |
|
| 7 | [verb] been [det] systematic [noun] | 5 |
|
| 8 | [vb -s] [been] [det] systematic [noun] | 5 |
|
