| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [verb] for [noun] | 352 |
|
| 2 | [vb base] been [vb pp] for [noun] | 242 |
|
| 3 | [vb base] been developed [prep] [noun] | 39 |
|
| 4 | [vb base] been developed [prep] [noun] | 39 |
|
| 5 | [verb] been developed for [noun] | 18 |
|
| 6 | [vb base] been develop for [noun] | 9 |
|
| 7 | [vb base] be developed for [noun] | 9 |
|
| 8 | [vb base] been developed for [noun] | 9 |
|
| 9 | [vb base] [be] developed for [noun] | 9 |
|
| 10 | [vb base] [been] developed for [noun] | 9 |
|
