| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have be [v-ing] [prep] | 3340 |
|
| 2 | years [pron] have be [v-ing] | 101 |
|
| 3 | years [pron] have be [prep] | 28 |
|
| 4 | years [pron] be [v-ing] [prep] | 7 |
|
