| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [adv] be a [noun] for | 30 |
|
| 2 | [vb -s] [adv] [be] a [noun] for | 30 |
|
| 3 | [vb -s] [adv] [be] a [noun sg] for | 30 |
|
| 4 | has [adv] [be] a [noun] for | 29 |
|
| 5 | [vb -s] [adv] been a [noun] for | 29 |
|
| 6 | [vb -s] [adv] [been] a [noun] for | 29 |
|
| 7 | [vb -s] always [be] a [noun] for | 13 |
|
| 8 | [vb -s] long [be] a [noun] for | 6 |
|
| 9 | [vb -s] [adv] [be] a problem for | 5 |
|
| 10 | [vb -s] [adv] [be] a problem for | 5 |
|
| 11 | [vb -s] never [be] a [noun] for | 5 |
|
