a-a a-b a-i aaa aab aae aaf aah aai aak aas ab- aba abb abe abf abh abi abk abs aea aeb aee aef aeh aei aek aes af- afa afb afe aff afh afi afk afs aha ahb ahe ahf ahh ahi ahk ahs ai- aia aib aie aif aih aii aik ais aka akb ake akh aki akk aks as- asa asb ase asf ash asi ask ass baa bab bae baf bah bai bak bas bba bbb bbe bbf bbh bbi bbk bbs be- bea beb bee bef beh bei bek bes bfa bfb bfe bff bfh bfi bfs bha bhb bhe bhf bhh bhi bhk bhs bi- bia bib bie bif bih bii bik bis bka bkb bke bkf bkk bks bsa bsb bse bsf bsh bsi bsk bss eaa eab eae eaf eah eai eak eas eba ebb ebe ebf ebh ebi ebk ebs eea eeb eee eef eek ees ef- efa efb efe eff efh efi efs eha ehb ehe ehf ehh ehi ehs eia eib eie eif eii eik eis eka ekb eke ekf ekh eki eks es- esa esb ese esf esh esi esk ess faa fab fae faf fah fai fak fas fba fbb fbe fbf fbh fbi fbk fbs fea feb fee fef feh fei fek fes ffa ffe fff ffh ffi ffk ffs fha fhb fhe fhf fhh fhi fhs fia fib fie fif fih fii fik fis fka fkb fkf fki fkk fsa fsb fse fsf fsh fsi fsk fss h-i haa hab hae haf hah hai hak has hba hbb hbe hbf hbh hbi hbk hbs he- hea heb hee hef heh hei hek hes hfa hfb hfe hff hfh hfi hfk hfs hha hhb hhe hhf hhh hhi hhk hhs hia hib hie hif hih hii hik his hka hkb hkf hkh hki hkk hks hsa hsb hse hsf hsh hsi hsk hss i-f ia- iaa iab iae iaf iah iai ias iba ibb ibe ibf ibh ibi ibk ibs ie- iea iee ief iei iek ies ifa ifb ife iff ifi ifs iha ihb ihe ihf ihh ihi ihk ihs iia iib iie iif iih iii iis ika ikb ike ikf iki ikk iks is- isa isb ise isf ish isi isk iss ka- kaa kab kae kaf kah kai kak kas kba kbb kbe kbf kbh kbi kbk kbs ke- kea keb kee kef keh kei kek kes kfa kff kfh kfi kfs kha khe khf khh khi khk khs kia kib kie kif kih kii kik kis kkb kke kkh kki kkk kks ksa ksb kse ksf ksh ksi ksk kss saa sab sae saf sah sai sak sas sba sbb sbe sbf sbh sbi sbk sbs se- sea seb see sef seh sei sek ses sfa sfb sfe sff sfh sfi sfk sfs sh- sha shb she shf shh shi shk shs sia sib sie sif sih sii sik sis sk- ska skb ske skf skh ski skk sks ss- ssa ssb sse ssf ssh ssi ssk sss

-ase a-ak a-be a-ha a-ii aaaa aaab aaae aaaf aaah aaai aaas aaba aabb aabh aabi aaea aaes aafa aafb aaff aafi aaha aahk aahs aaib aaii aais aaka aake aasa aase aasf aasi aass abaa abab abae abaf abai abak abas abb- abba abbb abbe abbi abbs abee abes abff abha abhi abhs abia abib abie abis abs- absa abse absf absi abss aeaf aeas aebi aebs aeka aess afaa afak afbs afee afek afes affa affi affs afhs afia afib afif afik afis afka afsa afsb ahab ahah ahai ahas ahfa ahha ahhs ahis ahsa ahse ahss aiai aias aiba aiea aiee aiff aifs aiha aihs aiia aiib aika aike aiki aiks aisa aisb aise aish aisi aisk akaa akae akah akai akas akee akes akha akhs akia akie akif akik akis akka akki aksa aksi asaa asab asae asaf asah asai asak asas asba asea asee aseh asek ases asfa asfi asha ashe ashi ashk ashs asia asie asif asii asik asis aska aske aski asks assa asse assh assi assk asss ba-i baaa baaf baah baak baas baba babb babe babi babs baek baes baff baha bahi bahs baia baib baie baik bais bak- baka bake bakh baki baks basa base basf bash basi bask bass bbas bbbb bbbs bbeb bbhs beaf beah beak beas beba bebb bebe bebi beeb beef beek bees befa befe beff behs beia beik beis beka beke beki beks bes- besa bese besh besk bess bfas bffs bfhs bfsi bhai bhff bhhs bhie bhsf biaf biak bias biba bibb bibe bibi bibs bieb bief bies bifa biff bifi biha bihe bihi bihs biis bike bikh bis- bisa bise bish bisk biss bkhs bsaa bsas bsea bseb bsee bses bsfa bsff bsfs bshs bsse eaaf eaba eabh eafb eahs eaif easa ease easi ebba ebbs ebes ebhs ebis ebsa eeea eeee eees eefa eefe eehs eeka eeke eeks eese eesi eesk efab efas efes effa effi effs efhs efik efke efsa efsh efsi ehaa ehea eheh ehhs ehis eiei eies eifs eiha eika eike eiki eiks eisa eise eish eisk eiss eka- ekab ekeb ekek ekes ekhs ekis ekka ekki eksi esab esai esas esba esbs esea esee esek eses esfs eshs esie esik esis eska eske esks essa esse essh essi f--k faaa faah faas faba fabe fabi fabs faeb faes fafa fafe faff fafi faha fahs faie faik fais fake fakh faki fasa fase fash fasi fass fbhs fbis feaf feak feas feba febs feeb feek fees fefe feff fefi feia feie feis feke fesa fese fesh fess ffee ffff ffhs ffii ffsa ffss fhas fhfs fhhs fhss fiaa fiaf fias fiba fibe fibs fief fies fifa fife fiff fifi fiii fika fike fiki fisa fise fish fisi fisk fiss fkab fsai fsas fsfi fshb fshs fsia fssa fssf h-ii haab haaf haak haas haba habe habi habs haes hafb hafe haff hafs haha hahs haie haif haik hais haka hake haki hakk haks