a-do a-ha aaaa aaac aaad aaah aaas aaca aacc aacd aach aaco aacs aada aadc aads aaha aahs aaoo aasa aasc aasd aass acaa acac acad acas acca accc accd acch acco accs acda acdc acds acha achh acho achs acoa acod acoh acos acsa acsc acsd acss adaa adac adad adah adao adas adcc adcs adda addc addd addo adds adha adhd adho adhs adoc adod adoo ados adsa adso adss ahac ahad ahah ahas ahha ahhs ahoa ahod ahsa ahso ahss aoah aoca aocs aodh aosd aoss asaa asac asad asah asao asas asc- asca ascc asch asco asda asdo asds asha ashs asoc asod asos assa assc assd assh asso asss c-cd caaa caac caah caas cac- caca cacc cach caco cada cadc cadd cado cads caha cahs caod caos casa casc casd cash caso cass ccaa ccac ccad ccas ccca cccc cccs ccdc ccdh ccds ccha cchs ccoc ccod ccsa ccsd ccss cdaa cdac cdad cdcs cdda cdhs cdos cdss chaa chac chad chah chao chas chca chch chcs chha chhs choc chod choh choo chos chsc chsh coad coas coca coch coco coda codd cods coha coho cohs cood cooh coos cosa cosc cosh coso coss csaa csac csao csas cscc cscd csch csco cscs csda cshs csos cssa cssd daad daas daca dacs dada dado dads daha dahs daos dasa dasc dasd dash dass dcas dcca dccc dccs dcds dchs dcos dcsc dcss dddd ddoc ddss dhaa dhad dhao dhod dhsa doas doca doch doco docs dod- doda dodd dodo dods doha dohc dohs dood doos dosa dosh doso doss dsac dscc dsch dscs dsda dshs dsoa dsos dssa dssc haad haas haco hacs hada hadh haha haho hahs hasa hasc hasd hash hass hcca hccc hcch hccs hchs hcsa hcsc hcso hcss hdca hdda hdhs hdoc hdod hdos hdss hhaa hhds hhhh hhhs hoac hoad hoas hoca hoch hocs hoda hodh hods hoha hoho hood hoos hosa hosh hoss hsac hsad hsas hscc hshs oahs oasc oass ocac ocad ocas occa occc ocds ocha ochs ocos ocsa odac odah odas odda oddd odds odoh odoo odos odso ohad ohcc ohho ohhs ohoh ohos ohso ohss ooaa ooda ooha ooho oohs oooh oooo ooos oosa osas osca oscc osco osha oshc osho oshs osoo osos ossa ossd osso s-os sa-c saac saad saah saas saca sacc sacd saco sacs sada sadc sadd sadh sado sads saha saho sahs saos sasa sasc sasd sash saso sass scaa scac scad scas sccc sccs scda scdc scds sch- scha schh scho schs scoh scoo scsa scsc scsd scsh scso sdcc sdch sdco sddc sdds sdha sdhd sdhs sdsc sdss shac shad shah shao shas shca shcc shha shhh shhs shoa shod shoo shos shsc soad soas soca soch soco socs soda sodd sodo sods soha sohh soho sohs sood soos sosa sosh soso soss ssaa ssac ssao ssas ssca sscc sscs ssdc ssdd sshs ssoc sssa sssc sssh ssss