nsmc nssc nsse nsss s-ic s-ii sccc scce sccm sccs scdc scds scec scee sch- sche schh schi schs sci- scic scid scie scim scin scis scmc scmm scms scnd scsc scsd scsh scsi scsn sdcc sdch sddc sdds sdes sdhd sdhs sdic sdms sdsc sdsm sdss se-c se-d se-e se-h se-i se-n se-s sec- secc secd sece sech secn secs sede seds seec seed seeh seem seen sees sehe sehs seid seie seih seii seim sein seis semc seme semi semn sems send sene seni senn sens sesc sese sesh sesi sess shcc she- shed shee sheh shem shen shes shhh shhs shid shie shih shii shim shin shis shm- shmd shme shne shsc sicc sice sich sici sicm sics sidd side sidh sidi sids siec sied sien sies sihi sihs siim simd sime simh simi simm sims sind sine sinh sini sinn sins sisc sisd sise sish sisi siss smcc smch smdc smec smed smee smei smen smhs smic smid smie smin smis smnc smsc smsd smsh smsn smss sncc sndh sned snee sneh snes snhs snid snie snns snsd sscc ssce ssci sscs ssdc ssdd ssdm ssec ssee ssem sses sshs ssid ssin ssis ssmc ssns sssc sssh sssi sssm ssss