| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [adv] been [verb] on | 19 |
|
| 2 | [verb] [adv] been going on | 15 |
|
| 3 | have [adv] been going on | 15 |
|
| 4 | had [adv] been going [adv] | 15 |
|
| 5 | had [adv] been [v-ing] on | 9 |
|
| 6 | had [adv] been going [adv prt] | 8 |
|
| 7 | [vb past] [adv] been going on | 6 |
|
| 8 | had [adv] [been] going on | 6 |
|
| 9 | had [adv] be going on | 6 |
|
| 10 | had [adv] been go on | 6 |
|
| 11 | had [adv] [be] going on | 6 |
|
| 12 | had [adv] been going on | 6 |
|
