| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [conj] it is for | 6 |
|
| 2 | a [noun sg] [subord] it is for | 5 |
|
| 3 | a [noun sg] it is [adj] for | 14 |
|
| 4 | a [noun sg] it is [adj] for | 12 |
|
| 5 | a [noun sg] it is necessary for | 5 |
|
| 6 | a [noun sg] it is necessary for | 5 |
|
