| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [is] usually a | 155 |
|
| 2 | [pron] is usually a | 124 |
|
| 3 | there [is] usually a | 104 |
|
| 4 | [ex0] [is] usually a | 104 |
|
| 5 | there [is] usually a | 104 |
|
| 6 | [pers pn] [is] usually a | 53 |
|
| 7 | it [is] usually a | 51 |
|
| 8 | [pron] 's usually a | 51 |
|
| 9 | it [is] usually a | 51 |
|
| 10 | [pron] [is] usually an | 20 |
|
| 11 | [Wh det] [is] usually a | 14 |
|
| 12 | which [is] usually a | 12 |
|
| 13 | which [is] usually a | 12 |
|
