| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] had been going on [prep] | 21 |
|
| 2 | [noun] had been going [adv prt] for | 17 |
|
| 3 | [noun sg] had been going [adv prt] [prep] | 13 |
|
| 4 | [noun pl] had been going [adv prt] [prep] | 8 |
|
