| Einfach | Progressiv | Perfekt | Progressiv |
| Präsens |
| I cluster |
| you cluster |
| he/she/it clusters |
| we cluster |
| you all cluster |
| they cluster |
|
| I am clustering |
| you are clustering |
| he/she/it is clustering |
| we are clustering |
| you all are clustering |
| they are clustering |
|
| I have clustered |
| you have clustered |
| he/she/it has clustered |
| we have clustered |
| you all have clustered |
| they have clustered |
|
| I have been clustering |
| you have been clustering |
| he/she/it has been clustering |
| we have been clustering |
| you all have been clustering |
| they have been clustering |
|
| Präteritum |
| I clustered |
| you clustered |
| he/she/it clustered |
| we clustered |
| you all clustered |
| they clustered |
|
| I was clustering |
| you were clustering |
| he/she/it was clustering |
| we were clustering |
| you all were clustering |
| they were clustering |
|
| I had clustered |
| you had clustered |
| he/she/it had clustered |
| we had clustered |
| you all had clustered |
| they had clustered |
|
| I had been clustering |
| you had been clustering |
| he/she/it had been clustering |
| we had been clustering |
| you all had been clustering |
| they had been clustering |
|
| Futur |
| I will cluster |
| you will cluster |
| he/she/it will cluster |
| we will cluster |
| you all will cluster |
| they will cluster |
|
| I will be clustering |
| you will be clustering |
| he/she/it will be clustering |
| we are clustering |
| you all will be clustering |
| they will be clustering |
|
| I will have clustered |
| you will have clustered |
| he/she/it will have clustered |
| we will have clustered |
| you all will have clustered |
| they will have clustered |
|
| I will have been clustering |
| you will have been clustering |
| he/she/it will have been clustering |
| we will have been clustering |
| you all will have been clustering |
| they will have been clustering |
|
