| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] [prep] [adj] purpose | 22 |
|
| 2 | [was/were] [verb] for [adj] purpose | 21 |
|
| 3 | [was/were] [verb] [prep] [det] purpose | 19 |
|
| 4 | [was/were] [verb] [prep] this purpose | 16 |
|
| 5 | [was/were] [verb] [prep] this purpose | 16 |
|
| 6 | was [verb] [prep] [adj] purpose | 13 |
|
| 7 | were [verb] [prep] [adj] purpose | 9 |
|
| 8 | [was/were] used [prep] [adj] purpose | 9 |
|
| 9 | [was/were] use [prep] [adj] purpose | 9 |
|
