| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] long have you had | 10 |
|
| 2 | [adv] long have you had | 10 |
|
| 3 | how long have you had | 10 |
|
| 4 | how long have you had | 10 |
|
| 5 | long have you had [pron] | 7 |
|
| 6 | long have you had [pers pn] | 5 |
|
