| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have be [v-ing] for two years | 11 |
|
| 2 | [verb] be [v-ing] for two years | 11 |
|
| 3 | had be [v-ing] for two years | 6 |
|
| 4 | [vb past] be [v-ing] for two years | 6 |
|
| 5 | be [v-ing] [adv] for two years | 6 |
|
| 6 | be [v-ing] [noun] for two years | 5 |
|
