| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know what 's going on | 121 |
|
| 2 | [vb infin] what 's going on | 90 |
|
| 3 | [vb base] what 's going on | 69 |
|
| 4 | [to-vb] what 's going on | 56 |
|
| 5 | see what 's going on | 49 |
|
| 6 | know what 's going on | 47 |
|
| 7 | know what 's going on | 38 |
|
| 8 | to know what 's going on | 27 |
|
| 9 | see what 's going on | 22 |
|
| 10 | understand what 's going on | 15 |
|
| 11 | see what 's going on | 13 |
|
| 12 | to see what 's going on | 12 |
|
| 13 | understand what 's going on | 11 |
|
| 14 | [vb -s] what 's going on | 10 |
|
| 15 | [v-ing] what 's going on | 9 |
|
| 16 | wonder what 's going on | 8 |
|
| 17 | knows what 's going on | 7 |
|
| 18 | [vb pp] what 's going on | 6 |
|
| 19 | explain what 's going on | 5 |
|
