| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [vb pp] for [adj] purposes | 31 |
|
| 2 | are [vb pp] for [adj] purpose | 28 |
|
| 3 | are used for [adj] purpose | 16 |
|
| 4 | are [vb pp] for [det] purpose | 12 |
|
| 5 | are [vb pp] for [adj] purpose | 10 |
|
| 6 | are [vb pp] for this purpose | 8 |
|
| 7 | are [vb pp] for this purpose | 8 |
|
| 8 | are needed for [adj] purpose | 8 |
|
| 9 | are [vb pp] for literary purpose | 7 |
|
| 10 | are [vb pp] for literary purpose | 7 |
|
| 11 | are [vb pp] for other purpose | 5 |
|
| 12 | are [vb pp] for other purpose | 5 |
|
