| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [been] used for | 49 |
|
| 2 | never [been] [verb] for | 32 |
|
| 3 | [adv] [been] used for | 32 |
|
| 4 | never [been] [vb pp] for | 32 |
|
| 5 | never [been] used [prep] | 15 |
|
| 6 | never [been] used [prep] | 15 |
|
| 7 | never [be] used for | 7 |
|
| 8 | never [been] used for | 5 |
|
| 9 | never [been] use for | 5 |
|
| 10 | never [been] used for | 5 |
|
