| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] not used [prep] | 59 |
|
| 2 | are [not/n't] used [prep] | 42 |
|
| 3 | [am/are] [not/n't] used to | 27 |
|
| 4 | [am/are] [not/n't] used in | 14 |
|
| 5 | 'm [not/n't] used [prep] | 14 |
|
| 6 | [am/are] [not/n't] used for | 8 |
|
| 7 | [am/are] [not/n't] used by | 6 |
|
| 8 | 're [not/n't] used [prep] | 5 |
|
