remove parent nodes from search result that do not cover any hits
remove parent nodes from search result that do not cover any hits

pascience/LivelyKernel,LivelyKernel/LivelyKernel,LivelyKernel/LivelyKernel,pascience/LivelyKernel,pascience/LivelyKernel,NikolaySuslov/LivelyKernel,NikolaySuslov/LivelyKernel,LivelyKernel/LivelyKernel,NikolaySuslov/LivelyKernel