| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [verb] for [adj] [noun] | 393 |
|
| 2 | [vb -s] been [v-ing] for [adj] [noun] | 108 |
|
| 3 | [vb -s] been operating [prep] [adj] [noun] | 8 |
|
| 4 | [vb -s] been operating [prep] [adj] [noun] | 8 |
|
| 5 | [vb -s] [be] operating for [adj] [noun] | 5 |
|
| 6 | [vb -s] been operate for [adj] [noun] | 5 |
|
| 7 | [verb] been operating for [adj] [noun] | 5 |
|
| 8 | [vb -s] been operating for [adj] [noun] | 5 |
|
| 9 | [vb -s] be operating for [adj] [noun] | 5 |
|
| 10 | [vb -s] [been] operating for [adj] [noun] | 5 |
|
