| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] going on for [adj] | 8 |
|
| 2 | had been going [adv prt] for [adj] | 8 |
|
| 3 | had [been] going [adv prt] for some | 6 |
|
| 4 | had [been] going [adv prt] for some | 6 |
|
| 5 | had [been] going [adv prt] for [det] | 6 |
|
