| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] for use [prep] | 240 |
|
| 2 | [adj] for [noun] at | 184 |
|
| 3 | [adj] [prep] use at | 12 |
|
| 4 | [adj] [prep] use at | 12 |
|
| 5 | [adj] for use at | 10 |
|
| 6 | [adj] for use at | 10 |
|
