| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [v-ing] [adv] [prep] | 370 |
|
| 2 | had [been] [v-ing] [adv] [prep] | 370 |
|
| 3 | [verb] [been] [v-ing] [adv] for | 362 |
|
| 4 | have [been] [v-ing] [adv] for | 362 |
|
| 5 | had [been] [verb] [adv] for | 228 |
|
| 6 | [vb past] [been] [v-ing] [adv] for | 98 |
|
| 7 | had [be] [v-ing] [adv] for | 84 |
|
| 8 | had [been] [v-ing] [adv] for | 84 |
|
