| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there must be [noun] [prep] | 80 |
|
| 2 | there must be [noun sg] [prep] | 47 |
|
| 3 | there must be [noun pl] [prep] | 33 |
|
| 4 | there must be [noun] of | 19 |
|
| 5 | there must be [noun] for | 16 |
|
| 6 | there must be [noun] in | 12 |
|
| 7 | there must be [noun] from | 5 |
|
| 8 | there must be [noun] between | 5 |
|
