| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been for [noun] | 120 |
|
| 2 | [verb] been develop for | 57 |
|
| 3 | been develop for [noun] | 21 |
|
| 4 | [verb] been develop [noun] | 13 |
|
| 5 | [verb] develop for [noun] | 8 |
|
