return top neighbors properly if no impact
return top neighbors properly if no impact

Impactstory/depsy,total-impact/software,total-impact/depsy,total-impact/software,Impactstory/depsy,Impactstory/depsy,total-impact/depsy,total-impact/depsy,total-impact/software,total-impact/software,total-impact/depsy,Impactstory/depsy