| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] what is going on | 49 |
|
| 2 | know what is going on | 40 |
|
| 3 | [vb infin] what is going on | 36 |
|
| 4 | understand what is going on | 27 |
|
| 5 | [vb base] what is going on | 19 |
|
| 6 | see what is going on | 16 |
|
| 7 | to know what is going on | 14 |
|
| 8 | to understand what is going on | 14 |
|
| 9 | [v-ing] what is going on | 13 |
|
| 10 | know what is going on | 11 |
|
| 11 | understand what is going on | 8 |
|
| 12 | see what is going on | 8 |
|
| 13 | hear what is going on | 8 |
|
| 14 | [vb -s] what is going on | 6 |
|
| 15 | know what is going on | 5 |
|
| 16 | knows what is going on | 5 |
|
| 17 | [vb pp] what is going on | 5 |
|
