| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] for | 1650 |
|
| 2 | has [been] [vb pp] for | 1373 |
|
| 3 | has [been] used [prep] | 312 |
|
| 4 | has [been] used [prep] | 312 |
|
| 5 | have [been] used for | 195 |
|
| 6 | [verb] [been] used for | 195 |
|
| 7 | [vb -s] [been] used for | 69 |
|
| 8 | has [been] use for | 63 |
|
| 9 | has [be] used for | 62 |
|
| 10 | has [been] used for | 62 |
|
