| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are used for [det] [noun] | 14 |
|
| 2 | [am/are] used for [det] [noun sg] | 9 |
|
| 3 | [am/are] used for this [noun] | 7 |
|
| 4 | [am/are] used for [det] purpose | 7 |
|
| 5 | [am/are] used for [det] [noun pl] | 6 |
|
| 6 | [am/are] used for [det] purpose | 5 |
|
