| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [pron] have been such a | 7 |
|
| 2 | [adv] there have been such a | 6 |
|
| 3 | [Wh adv] there have been such a | 6 |
|
| 4 | why there have [be] such a | 5 |
|
| 5 | why there have be such a | 5 |
|
| 6 | why there have been such a | 5 |
|
| 7 | why there have been [adj] a | 5 |
|
| 8 | why there have been such a | 5 |
|
| 9 | why [ex0] have been such a | 5 |
|
| 10 | why there [verb] been such a | 5 |
|
| 11 | why there have been such a | 5 |
|
| 12 | why there have been such [art] | 5 |
|
| 13 | why there have [been] such a | 5 |
|
| 14 | why there have been [det] a | 5 |
|
