-ana aaaa aaac aaan aaas aaca aacc aacn aacs aact aana aasa aasc aass aast aata aatc aatt ac-t acaa acac acan acas acat acca accc accs acct acsa acsc acss acst acta actc acts actt ana- anaa anac anan anas anat anca ancc anct anna anns annt ansa ant- anta ants antt asaa asac asan asas asat asc- asca ascc asct asnc assa assc assn asss asst asta astc asts at-t ataa atac atan atas atat atca atcc atcs atna atns atsc atst atta attn atts caaa caac caan caas caat cac- caca cacc cana canc cann cans cant casa casc cass cast cat- cata catc cats catt ccaa ccac ccas ccat ccca cccc cccs ccna ccnc ccns ccsa ccsn ccss ccst cctc cctt cnaa cnac cnas cnna cnsa cnss cnta cntc csaa csac csas csat cscc cscs cssa csta cstc csts ctan ctca ctns ctsa ctsc ctsn ctss ctta cttn ctts naaa naac naan naas naat naca nacc nacs nan- nana nann nans nant nas- nasa nasc nass nast nata natc nats natt ncaa ncac ncat ncca nccc nccn nccs ncct ncna ncnc ncsa ncsc ncss ncst ncta nctc nnnn nnsa nnss nntn nsaa nsac nsca nscc nscs nsna nssa nssc nsss nstc nsts ntcc ntsc ntss sa-c saac saan saas saat saca sacc sacn sacs sact sana sann sans sant sasa sasc sass sast sata satc satn sats satt scaa scac scan scas scat sccc sccs scct scna scnt scsa scsc scsn scst sctc sctn scts snas snat snca sncc snns ssaa ssac ssan ssas ssat ssca sscc sscs ssns sssa sssc ssss ssta sstc ssts stac stan stas stat stca stcc stcs stnn stns stss sttc taa- taan taas taat taca tacc tacs tact tana tann tans tant tasa tasc tass tast tata tats tatt tcca tccc tcnn tctc tcts tnca tncc tnts tsaa tsat tsca tscc tsna tssa tsst tstc tsts ttcn ttss tttt