-th a-a a-b a-c a-t aaa aab aac aah aan aao aap aar aat ab- aba abb abc abh abn abo abp abr abt ac- aca acb acc ach acn aco acp acr act aha ahb ahc ahh ahn aho ahp ahr aht an- ana anb anc anh ann ano anp anr ant aoa aob aoc aoh aon aoo aop aor aot ap- apa apb apc aph apn apo app apr apt ar- ara arb arc arh arn aro arp arr art at- ata atb atc ath atn ato atp atr att b-p baa bab bac bah ban bao bap bar bat bba bbb bbc bbh bbn bbo bbp bbr bbt bca bcb bcc bch bcn bco bcp bcr bct bha bhb bhc bhh bho bhp bhr bht bna bnb bnc bnn bno bnp bnr bnt boa bob boc boh bon boo bop bor bot bpa bpb bpc bph bpn bpo bpp bpr bpt bra brb brh brn bro brp brr brt bta btb btc bth btn bto btp btr btt c-- caa cab cac cah can cao cap car cat cba cbb cbc cbh cbn cbo cbp cbr cbt cca ccb ccc cch ccn cco ccp ccr cct ch- cha chb chc chh chn cho chp chr cht cn- cna cnb cnc cnh cnn cno cnp cnr cnt co- coa cob coc coh con coo cop cor cot cpa cpb cpc cph cpn cpo cpp cpr cpt cra crb crc crh crn cro crp crr crt cta ctb ctc cth ctn cto ctp ctr ctt haa hab hac hah han hao hap har hat hba hbb hbc hbh hbn hbo hbp hbr hbt hca hcb hcc hch hcn hco hcp hcr hct hha hhb hhc hhh hhn hho hhp hhr hht hna hnb hnc hnh hnn hno hnt hoa hob hoc hoh hon hoo hop hor hot hpa hpb hpc hph hpn hpo hpp hpr hpt hr- hra hrb hrc hrh hrn hro hrp hrr hrt hta htb htc hth htn hto htp htr htt naa nab nac nah nan nao nap nar nat nba nbb nbc nbn nbo nbp nbr nbt nca ncb ncc nch ncn nco ncp ncr nct nha nhb nhc nhh nhn nhp nhr nht nna nnb nnc nnh nnn nno nnp nnt no- noa nob noc noh non noo nop nor not npa npb npc nph npn npo npp npr npt nra nrb nrc nrn nro nrp nrr nrt nta ntb ntc nth ntn nto ntp ntr ntt oaa oab oac oah oan oao oap oar oat ob- oba obb obc obh obn obo obp obr obt oc- oca ocb occ och ocn oco ocp ocr oct oha ohc ohh ohn oho ohp ohr oht on- ona onb onc onh onn ono onp onr ont oo- ooa oob ooc ooh oon ooo oop oor oot op- opa opb opc oph opn opo opp opr opt or- ora orb orc orh orn oro orp orr ort ot- ota otb otc oth otn oto otp otr ott p-p paa pab pac pah pan pao pap par pat pba pbb pbc pbn pbo pbp pbr pbt pca pcb pcc pch pcn pco pcp pcr pct pha phb phc phn pho php phr pht pn- pna pnb pnc pnh pnn pno pnp pnr pnt poa pob poc poh pon poo pop por pot ppa ppb ppc pph ppn ppo ppp ppr ppt pra prb prc prh prn pro prp prr prt pt- pta ptb ptc pth ptn pto ptp ptr ptt ra- raa rab rac rah ran rao rap rar rat rba rbb rbc rbh rbn rbo rbp rbr rbt rca rcb rcc rch rcn rco rcp rcr rct rh- rha rhb rhc rhh rhn rho rhp rhr rht rna rnb rnc rnh rnn rno rnp rnr rnt roa rob roc roh ron roo rop ror rot rpa rpb rpc rph rpn rpo rpp rpr rpt rra rrb rrc rrh rrn rrp rrr rrt rta rtb rtc rtn rto rtp rtr rtt taa tab tac tah tan tao tap tar tat tba tbb tbc tbh tbn tbo tbp tbr tbt tca tcb tcc tch tcn tco tcp tcr tct th- tha thb thc thh thn tho thp thr tht tna tnb tnc tnh tnn tno tnp tnr tnt to- toa tob toc toh ton too top tor tot tpa tpb tpc tph tpn tpo tpp tpr tpt tra trb trc trh trn tro trp trr trt tta ttb ttc tth ttn tto ttp ttr ttt

-ana a-ha aaaa aaab aaac aaah aaan aaap aaar aaba aabb aabc aabh aabp aabt aaca aacb aacc aach aacn aaco aacp aacr aact aaha aana aanp aaon aaoo aapa aapc aaph aapo aapt aara aarc aaro aarp aart aata aatc aatt abaa abab abac aban abap abar abat abb- abba abbb abbo abbr abbt abca abcb abcc abch abcn abcp abcr abct abha abho abhr aboa abob aboh abon aboo abor abot abpa abpc abpn abpp abpr abra abrc abro abta ac-t acaa acab acac acan acap acar acat acba acca accc acch acco accp acct acha achh acho achp achr acht acoa acoh acon acop acor acot acpa acpr acpt acr- acra acrc acro acrr acta actc acth acto actt ahab ahac ahah ahar ahat ahha ahoa ahop ahor ahot ahra ahrc ahrr ahta ahto ana- anaa anab anac anah anan anao anap anar anat anba anbb anbo anca ancc anco anct anha anna annb anno annt ano- anoa anon anor anp- anpa anpp anpr anrc ant- anta anth anto antr antt aoah aoba aoca aonb aono aont aopo aora aorb aorn aort aotc apac apah apan apao apap apar apat apba apbr apca apcb apcc apcn apco apcr aph- apha aphc apna apno apo- apoc apon apoo apop apor apot appa appc apph appr appt apra aprc aprn apro aprt apta aptc aptn aptt arab arac arah aran arap arar arat arba arbh arc- arca arch arco arct arh- arna arno arnt aroa arob aron aroo aror arpa arr- arra