| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] used for [adj] [noun] | 280 |
|
| 2 | should [be] used for [adj] | 22 |
|
| 3 | should [be] used for [noun] | 15 |
|
| 4 | should [be] for [adj] [noun] | 9 |
|
