iaas iaat iaca iacc iacs iact iadc iadt iaea iaec iafc iafe iaff iaia iais iasa iasc iasi iata iatc iate iati icaa icac icad icaf icai icas icat icca iccc iccf icci iccs icct icdc icdd icde icea icec iced icee icef ices icet icis icsa icsc icsd icse icsi icss icst icta icts idad idae idas idat idca idce idda idea idec ided idee idef ides idfa idfc idia idic idid idie idis idsa idsc idse idsf idss idta idts ieac ieat iecc ieds ieet ieie iesa iesc iesi iest ieta ietf iett ifaa ifac ifae ifas ifat ifcd ifda ifes ific ifid ifis ifit ifsa ifsc ifta iiac iias iica iicd iida iide iied iies iifa iiie iiii iiis iiit iisc iisd iisi iist iita iitt is-a isac isad isae isaf isai isas isat isca iscc iscd isci iscs isct isda isdc isde isds isea isec ised isee ises iset isfa isfc isia isic isie isis isit issa issc isse issf issi isss ista istc istd iste isti ists itaa itac itaf itai itas itat itcs itea itec ites itet itfa itia itic itie itif itis itsa itse itsf itsi itta ittf s-ic s-ii sa-c saac saad saae saaf saas saat saca sacc sacd sace saci sacs sact sada sadc sadd sade sadi sads sadt saes safa safc safe saff safi saft saia saic said saie saif sais sait sasa sasc sasd sase sasf sasi sass sast sata satc satd sate sati sats satt scaa scac scad scaf scai scas scat sccc scce sccs scct scda scdc scdf scds scea scec scee scet scfa scfc scfe scfi sci- scia scic scid scie scif scis scit scsa scsc scsd scsi scst sctc sctd scts sdae sdcc sddc sdds sdef sdes sdet sdfc sdic sdif sdsc sdsf sdss se-c se-d se-e se-f se-i se-s se-t seaa seac sead seaf seas seat sec- seca secc secd sece secs sect seda sede seds seea seec seed seef sees seet sefa seff sefi seft seia seid seie seif seii seis seit sesa sesc sese sesi sess sest set- seta setc sete setf seti sets sett sfas sfca sfcc sfcs sfdc sffc sfia sfss sfts siaa siac siae siaf siai sias siat sica sicc sice sici sics sida sidd side sidi sids siec sied sief sies sifa sife siff sift siit sisa sisc sisd sise sisi siss sist sit- sita sitc sitd site siti sits sitt ssaa ssac ssas ssat ssca sscc ssce ssci sscs ssdc ssdd ssdf ssec ssee sses sset ssfc ssid ssis ssit sssa sssc sssf sssi ssss ssta sstc sstd ssts stac stad stae stai stas stat stca stcc stcs stds stea stec sted stee stef stes stet stfc stia stic stid stie stif stis stit stsf stsi stss sttc sttd taa- taaf taas taat taca tacc tace taci tacs tact tada tade tads taec taes tafa tafc tafe taff tafi taft taia tais tait tasa tasc tase tasi tass tast tata tate tati tats tatt tcad tcca tccc tcdd tcfc tctc tcts tdac tdes tdff tdis tdse tdss teac tead teas teat teca tecs tect teda tedd tede tedi teds teec teed teef tees teet tefc teff tefi teft teia teic teie teis tesa tesc tesd tese tess test teta tete teti tets tett tfae tfca tfdc tfec tfsd tfsi tfss tftc tiaa tiaf tias tica ticc tice tics tidc tidd tide tids tie- tiea tied tiee tief tiei ties tiet tifa tiff tift tiit tisa tise tisi tiss tist tita titc tite titi tits titt tsaa tsai tsat tsca tscc tsec tses tset tsfc tsia tsid tsis tssa tsse tssf tssi tsst tstc tsts ttfa ttfc ttff ttss tttt