| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have be [v-ing] since [num] | 45 |
|
| 2 | have been [v-ing] since [num] | 45 |
|
| 3 | has be [v-ing] since [num] | 20 |
|
| 4 | had be [v-ing] since [num] | 12 |
|
| 5 | have be running since [num] | 8 |
|
| 6 | have be [v-ing] since [num] | 7 |
|
| 7 | have be [v-ing] since nineteen | 5 |
|
| 8 | have be [v-ing] since 1987 | 5 |
|
