-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aao aap aas aat ab- aba abb abc abh abi abo abp abs abt ac- aca acb acc ach aci aco acp acs act aha ahb ahc ahh ahi aho ahp ahs aht ai- aia aib aic aih aii aio aip ais ait aoa aob aoc aoh aoi aoo aop aos aot ap- apa apb apc aph api apo app aps apt as- asa asb asc ash asi aso asp ass ast at- ata atb atc ath ati ato atp ats att b-p baa bab bac bah bai bao bap bas bat bba bbb bbc bbh bbi bbo bbp bbs bbt bca bcb bcc bch bci bco bcp bcs bct bha bhb bhc bhh bhi bho bhp bhs bht bi- bia bib bic bih bii bio bip bis bit boa bob boc boh boi boo bop bos bot bpa bpb bpc bph bpi bpo bpp bps bpt bsa bsb bsc bsh bsi bso bsp bss bst bta btb btc bth bti bto btp bts btt c-- caa cab cac cah cai cao cap cas cat cba cbb cbc cbh cbi cbo cbp cbs cbt cca ccb ccc cch cci cco ccp ccs cct ch- cha chb chc chh chi cho chp chs cht ci- cia cib cic cih cii cio cip cis cit co- coa cob coc coh coi coo cop cos cot cpa cpb cpc cph cpi cpo cpp cps cpt csa csb csc csh csi cso csp css cst cta ctb ctc cth cti cto ctp cts ctt h-i haa hab hac hah hai hao hap has hat hba hbb hbc hbh hbi hbo hbp hbs hbt hca hcb hcc hch hci hco hcp hcs hct hha hhb hhc hhh hhi hho hhp hhs hht hia hib hic hih hii hio hip his hit hoa hob hoc hoh hoi hoo hop hos hot hpa hpb hpc hph hpi hpo hpp hps hpt hsa hsb hsc hsh hsi hsp hss hst hta htb htc hth hti hto htp hts htt ia- iaa iab iac iah iai iao iap ias iat iba ibb ibc ibh ibi ibo ibp ibs ibt ica icb icc ich ici ico icp ics ict iha ihb ihc ihh ihi iho ihp ihs iht iia iib iic iih iii iio iip iis iit io- ioa iob ioc ioh ioi ioo iop ios iot ipa ipb ipc ipi ipo ipp ips ipt is- isa isb isc ish isi iso isp iss ist ita itb itc ith iti ito itp its itt o-i oaa oab oac oah oai oao oap oas oat ob- oba obb obc obh obi obo obp obs obt oc- oca ocb occ och oci oco ocp ocs oct oha ohc ohh ohi oho ohp ohs oht oia oib oic oii oio oip ois oit oo- ooa oob ooc ooh ooi ooo oop oos oot op- opa opb opc oph opi opo opp ops opt os- osa osb osc osh osi oso osp oss ost ot- ota otb otc oth oti oto otp ots ott p-p paa pab pac pah pai pao pap pas pat pba pbb pbc pbi pbo pbp pbs pbt pca pcb pcc pch pci pco pcp pcs pct pha phb phc phi pho php phs pht pia pib pic pih pii pio pip pis pit poa pob poc poh poi poo pop pos pot ppa ppb ppc pph ppi ppo ppp pps ppt ps- psa psb psc psh psi pso psp pss pst pt- pta ptb ptc pth pti pto ptp pts ptt saa sab sac sah sai sao sap sas sat sba sbb sbc sbh sbi sbo sbp sbs sbt sca scb scc sch sci sco scp scs sct sh- sha shb shc shh shi sho shp shs sht sia sib sic sih sii sio sip sis sit soa sob soc soh soi soo sop sos sot spa spb spc sph spi spo spp sps spt ss- ssa ssb ssc ssh ssi sso ssp sss sst sta stb stc sth sti sto stp sts stt taa tab tac tah tai tao tap tas tat tba tbb tbc tbh tbi tbo tbp tbs tbt tca tcb tcc tch tci tco tcp tcs tct th- tha thb thc thh thi tho thp ths tht tia tib tic tih tii tio tip tis tit to- toa tob toc toh toi too top tos tot tpa tpb tpc tph tpi tpo tpp tps tpt tsa tsb tsc tsh tsi tso tsp tss tst tta ttb ttc tth tti tto ttp tts ttt

a-ha a-ii aaaa aaab aaac aaah aaai aaap aaas aaba aabb aabc aabh aabi aabp aabt aaca aacb aacc aach aaci aaco aacp aacs aact aaha aahs aaib aaic aaii aais aaoo aapa aapc aaph aapi aapo aaps aapt aasa aasc aasi aass aast aata aatc aatt abaa abab abac abai abap abas abat abb- abba abbb abbi abbo abbs abbt abca abcb abcc abch abci abcp abcs abct abha abhi abho abhs abia abib abic abis abit aboa abob aboh aboo abos abot abpa abpc abpi abpp abps abs- absa absi absp abss abta abts ac-t acaa acab acac acai acap acas acat acba acca accc acch acci acco accp accs acct acha achh achi acho achp achs acht aci- acia acic acip acis acoa acoh acop acos acot acpa acpi acps acpt acsa acsc acsi acss acst acta actc acth acti acto acts actt ahab ahac ahah ahai ahas ahat ahha ahhs ahio ahip ahis ahit ahoa ahop ahot ahsa ahso ahss ahta ahti ahto ahts aiai aias aiba aibo aica aicc aich aicp aics aiha aiho aihs aiia aiib aiic aioc aioi aipa aiph aipi aips aisa aisb aish aisi aiso aist aita aith aiti aits aitt aoah aoba aoca aocs aopo aosp aoss aotc apac apah apai apao apap apas apat apba apbs apca apcb apcc apco apcs aph- apha aphc aphs api- apia apic apio apip apis apit apo- apoc apoo apop apos apot appa