| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been used for [adj] [noun pl] | 33 |
|
| 2 | have [been] used for [adj] [noun pl] | 33 |
|
| 3 | [verb] [been] used for [adj] [noun pl] | 17 |
|
| 4 | [verb] [been] used for [det] [noun pl] | 14 |
|
| 5 | [verb] [been] used for many [noun pl] | 13 |
|
| 6 | [verb] [been] used for many [noun pl] | 13 |
|
| 7 | had [been] used for [adj] [noun pl] | 12 |
|
| 8 | [verb] [been] used for [adj] years | 12 |
|
| 9 | [vb past] [been] used for [adj] [noun pl] | 12 |
|
| 10 | [vb -s] [been] used for [adj] [noun pl] | 11 |
|
| 11 | has [been] used for [adj] [noun pl] | 10 |
|
| 12 | have [been] used for [adj] [noun pl] | 5 |
|
| 13 | [vb base] [been] used for [adj] [noun pl] | 5 |
|
