| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [adj] for [adj] | 291 |
|
| 2 | are [adj] for [adj] | 284 |
|
| 3 | [be] necessary for [adj] | 60 |
|
| 4 | be necessary for [adj] | 60 |
|
| 5 | are necessary for [adj] | 22 |
|
| 6 | are necessary [prep] [adj] | 16 |
|
| 7 | are necessary [prep] [adj] | 16 |
|
| 8 | [am/are] necessary for [adj] | 12 |
|
| 9 | are necessary for [adj] | 12 |
|
| 10 | are necessary for [adj] | 12 |
|
