| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] for [adj] | 89 |
|
| 2 | have [been] [vb pp] for [adj] | 86 |
|
| 3 | have [been] use for [adj] | 7 |
|
| 4 | have [been] used for [adj] | 7 |
|
| 5 | have [been] develop for [adj] | 6 |
|
| 6 | have [been] developed for [adj] | 6 |
|
| 7 | have [been] design for [adj] | 5 |
|
| 8 | have [been] designed for [adj] | 5 |
|
