| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been many [noun] [prep] | 36 |
|
| 2 | have been many [noun pl] [prep] | 35 |
|
| 3 | have been many [noun] in | 15 |
|
| 4 | have been many [noun] in | 15 |
|
| 5 | have been many [noun] of | 12 |
|
| 6 | have been many [noun] of | 12 |
|
| 7 | have been many change [prep] | 5 |
|
| 8 | have been many studies [prep] | 5 |
|
| 9 | have been many study [prep] | 5 |
|
| 10 | have been many changes [prep] | 5 |
|
