a-ha a-ii aaaa aaac aaaf aaah aaai aaas aaca aacc aacf aach aaci aacs aafa aafc aaff aafi aaha aahs aaic aaii aais aasa aasc aasf aasi aass acaa acac acai acas acca accc accf acch acci accs acfc acfi acfs acha achh achi achs aci- acia acic acif acis acsa acsc acsi acss afaa afca afcc afch afci afcs affa affc affi affs afhs afia afif afis afsa afsc ahac ahah ahai ahas ahfa ahha ahhs ahis ahsa ahss aiai aias aica aicc aicf aich aics aiff aifs aiha aihs aiia aiic aisa aish aisi asaa asac asaf asah asai asas asc- asca ascc asch asci asfa asfi asha ashi ashs asia asic asif asii asis assa assc assh assi asss caaa caac caaf caah caas cac- caca cacc cach caci cafa cafc caff cafs caha cahs caia caic cais casa casc cash casi cass ccaa ccac ccaf ccai ccas ccca cccc cccf ccci cccs ccfa ccfc ccff ccfi ccha cchs ccic ccii ccis ccsa ccsf ccsi ccss cfaa cfac cfca cfcf cfcs cfhs cfia cfsa cfsi chaa chac chaf chah chai chas chca chch chci chcs chfa chfc chfi chfs chha chhs chia chic chif chih chis chsc chsh chsi ciaa cias cica cicc cich cici cics cifa ciff cifs cihs ciia ciii ciis cis- cisa cisc cish ciss csaa csac csas cscc cscf csch csci cscs csfc cshs csia csis cssa faaa faac faah faas faca facc fach facs fafa fafc faff fafi faha fahs fais fasa fasc fash fasi fass fcas fcca fccf fcch fchs fcic fcii fcsc ffcc ffff ffhs ffii ffsa ffss fhas fhci fhfs fhhs fhss fiaa fiac fiaf fias fica ficc fich fics fifa fifc fiff fifi fiii fisa fisc fish fisi fiss fsai fsas fscc fsfi fshs fsia fssa fssc fssf h-ii haaf haas hacs haff hafs haha hahs haif hais hasa hasc hash hasi hass hcca hccc hcch hccs hcfa hcfc hchi hchs hcis hcsa hcsc hcss hfcs hfhs hfss hhaa hhhh hhhs hi-c hiaa hias hicc hich hics hifa hiff hifh hifi hihc hihi hiis hish hiss hsac hsas hscc hsci hsfc hsfs hshs hsia iaaa iaac iaai iaas iaca iacc iacs iafc iaff iahc iahs iaia iais iasa iasc iasi icaa icac icaf icai icas icca iccc iccf icci iccs ichc ichi ichs icis icsa icsc icsh icsi icss ifaa ifac ifas ific ifis ifsa ifsc ihcc ihis ihsa ihss iiac iias iica iifa iiii iiis iisc iisi is-a isac isaf isai isas isca iscc isch isci iscs isfa isfc isha ishi ishs isia isic isis issa issc issf issh issi isss s-ic s-ii sa-c saac saaf saah saas saca sacc saci sacs safa safc saff safi saha sahi sahs saia saic saif saih sais sasa sasc sasf sash sasi sass scaa scac scaf scai scas sccc sccs scfa scfc scfi sch- scha schh schi schs sci- scia scic scif scis scsa scsc scsh scsi sfas sfca sfcc sfcs sffc sfha sfhs sfia sfss shac shah shai shas shca shcc shha shhh shhs shia shih shii shis shsc siaa siac siaf siah siai sias sica sicc sich sici sics sifa siff siha sihi sihs sisa sisc sish sisi siss ssaa ssac ssas ssca sscc ssci sscs ssfc sshs ssis sssa sssc sssf sssh sssi ssss