a-a a-b a-c aaa aab aac aah aak ab- aba abb abc abh abk ac- aca acb acc ach ack aha ahb ahc ahh ahk aka akb akc akh akk baa bab bac bah bak bba bbb bbc bbh bbk bca bcb bcc bch bck bha bhb bhc bhh bhk bka bkb bkc bkk c-- caa cab cac cah cak cba cbb cbc cbh cbk cca ccb ccc cch cck ch- cha chb chc chh chk cka ckb ckc ckh haa hab hac hah hak hba hbb hbc hbh hbk hca hcb hcc hch hck hha hhb hhc hhh hhk hka hkb hkh hkk ka- kaa kab kac kah kak kba kbb kbc kbh kbk kca kcb kcc kch kck kha khh khk kkb kkc kkh kkk

a-ak a-ha aaaa aaab aaac aaah aaba aabb aabc aabh aaca aacb aacc aach aack aaha aahk aaka abaa abab abac abak abb- abba abbb abca abcb abcc abch abha acaa acab acac acba acca accc acch acha achh ahab ahac ahah ahha akaa akah akca akha akka baaa baah baak baba babb bac- baca bacc bach back baha bak- baka bakh bbbb bbch bcaa bcbc bcca bccc bhca bhcc caaa caab caac caah caba cac- caca cacc cach cack caha caka cbac cbbc cbca cbcc cbha cbka ccaa ccab ccac ccba ccbc ccca cccb cccc ccha chaa chab chac chah chak chca chch chha chka chkb ckac ckbc ckch ckck haab haak haba hack haha haka hakk hcbc hcca hccb hccc hcch hhaa hhhh hkcc kaaa kaab kaak kaba kabb kabc kacb kacc kach kaha kahc kaka kakc kakh kakk kbaa kbab kbac kbak kbba kbbb kbbc kbbk kbca kbcb kbch kbck kbhb kbhc kbhh kbkb kbkk kcaa kcab kcac kcah kcba kcbc kcbk kcca kccb kccc kcck kcha kchh kchk kckc kckk khab khac khak khbc khca khcb khcc khch khck khhk khka khkk kkaa kkac kkba kkbb kkcb kkch kkck kkha kkhb kkhh kkhk kkkk

-aaa- aaaah aabaa aabba aacbc aahaa abaab ababa abaca aback abaka abbac abccc acaca acacb acack achab achak ackah ahhaa ahhha akaba akbah akhba babak babka bacab bacca bacha back- backa bakka c-a-c ca-ca caaba cacak cacha cahch ccccc chaab chaac chaah chaba chaca chach chack chaka chakh chakk chhab ha-ha haack habab habba hacha hack- hahha hakha hakka hback hhhhh kaaba kabaa kabab kabah kabak kabba kacha kahab kahak kakha kakhk kakka kbach khaba khakh

aaaaba aabach abacab abacha abchak ackack akbaba akkaba baabaa babaha bacaba baccha bahaba bahaha bahkah bakkah bbbbbb bhabha caabah caback cachaa cahaba cakcak cha-ka chaack chabab chacha chahak chakab chakka h-back habach habaka habhab hahaha hahhah hkcccc kaabah kaback kabaka kabbah kaccha kachha kakkak khabab khakak khakha

ack-ack ahkka bac-cab bakchha bbbbbbb cabback cachaca cha-cha chachka chhachh hababah kacabac kachcha kachchh khachak

abbabach bachchha bbbbbbbb chakacha chakchak hahahaha

abakabaka achachach baabaabaa chac-chac chachacha chak-chak

cha-cha-cha chack-chack

b-a-c-h

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc

hhhhhhhhhhhhhhhhhhhhh