| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [verb] [prep] a [noun] | 1123 |
|
| 2 | [vb -s] been [vb pp] [prep] a [noun] | 1042 |
|
| 3 | [vb -s] been developed [prep] [art] [noun] | 42 |
|
| 4 | [vb -s] been developed [prep] [art] [noun] | 42 |
|
| 5 | [verb] been developed [prep] a [noun] | 26 |
|
| 6 | [vb -s] been developed [prep] a [noun] | 15 |
|
| 7 | [vb -s] been develop [prep] a [noun] | 13 |
|
| 8 | [vb -s] [be] developed [prep] a [noun] | 13 |
|
| 9 | [vb -s] [been] developed [prep] a [noun] | 13 |
|
| 10 | [vb -s] been developed [prep] a [noun] | 13 |
|
| 11 | [vb -s] be developed [prep] a [noun] | 13 |
|
