| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] used [prep] [noun pl] | 69 |
|
| 2 | [verb] been used [prep] [noun pl] | 69 |
|
| 3 | have [been] used [prep] [noun pl] | 25 |
|
| 4 | [vb base] [been] used [prep] [noun pl] | 25 |
|
| 5 | [vb -s] [been] used [prep] [noun pl] | 21 |
|
| 6 | [verb] [been] used for [noun pl] | 21 |
|
| 7 | [verb] [been] used by [noun pl] | 21 |
|
| 8 | has [been] used [prep] [noun pl] | 20 |
|
| 9 | had [been] used [prep] [noun pl] | 13 |
|
| 10 | [vb past] [been] used [prep] [noun pl] | 13 |
|
| 11 | [verb] [been] used as [noun pl] | 9 |
|
| 12 | [verb] [been] used in [noun pl] | 9 |
|
| 13 | [vb infin] [been] used [prep] [noun pl] | 8 |
|
| 14 | have [been] used [prep] [noun pl] | 8 |
|
| 15 | [verb] [been] used [prep] years | 8 |
|
