knck kncn knda kndb kndc kndd knde kndk kndn knea kneb knec kned knee knek knen knes knkk knnb knnd knnk knns knsa knsb knsc knsd knse knsk knsn knss ksab ksac ksak ksan ksas ksba ksbc ksbn ksbs ksca kscb ksce ksck kscn kscs ksdc ksdk ksdn ksds ksea ksec ksed ksee ksek ksen kska kskb kskd kske kskk kskn ksks ksna ksnb ksnc ksnd ksnk ksnn ksns kssa ksse kssn ksss naaa naab naac naad naan naas naba nabc nabe nabk nabs naca nacc nacd nace nack nacs nada nadc nade nadk nads naea naes naka nake naks nan- nana nanb nand nane nann nans nas- nasa nasb nasc nasd nase nask nass nbaa nbad nbak nbas nbbc nbca nbcc nbcs ncaa ncac ncba ncbc ncbs ncca nccc nccn nccs ncda ncdc ncdn ncds ncea ncec nced ncee ncen nces ncna ncnc ncnd ncsa ncsc ncse ncss ndaa ndak ndas ndcc ndcs nddb ndde ndna ndss neab neac nead nean neas neba nebb nebe nebn nebs neca necc nece neck necs neda nedc nedd nede neds neea neeb need neen nees neka neke nena nend nene nens nesa nesb nesc nese nesn ness nndb nnes nnnn nnsa nnss nsaa nsac nsca nscc nscd nscs nsds nseb nsec nskk nsna nssa nssb nssc nsse nsss sa-c saab saac saad saae saak saan saas saba sabb sabc sabe sabs saca sacc sacd sace sack sacn sacs sada sadb sadc sadd sade sads saeb saek saen saes saka sakb sake sakk saks sana sand sane sank sann sans sasa sasc sasd sase sask sass sbaa sbac sbas sbbs sbca sbcc sbcs sbds sbsa sbsd sbse scaa scab scac scad scak scan scas scba sccc scce sccs scda scdc scds scea scec scee sck- scna scnd scsa scsc scsd scsn sdae sdak sdba sdcc sddc sdds sdes sdna sdsc sdss se-c se-d se-e se-k se-n se-s seaa seab seac sead seak sean seas seba sebe sebs sec- seca secc secd sece seck secn secs seda sede seds seea seeb seec seed seek seen sees seka seke sekk sena send sene senn sens sesa sesc sese sess skab skac skad skan sked skee sken skes skn- sksd skss snab snad snak snas snba snca sncc snda sneb sned snee snes snns snsd ssaa ssab ssac ssan ssas ssbn ssca sscc ssce sscs ssdc ssdd ssec ssee sses ssns sssa sssb sssc ssss