-ic a-a a-b a-c a-i a-t aaa aab aac aai aan aao aap aat ab- aba abb abc abi abn abo abp abt ac- aca acb acc aci acn aco acp act ai- aia aib aic aii ain aio aip ait an- ana anb anc ani ann ano anp ant aoa aob aoc aoi aon aoo aop aot ap- apa apb apc api apn apo app apt at- ata atb atc ati atn ato atp att b-p baa bab bac bai ban bao bap bat bba bbb bbc bbi bbn bbo bbp bbt bca bcb bcc bci bcn bco bcp bct bi- bia bib bic bii bin bio bip bit bna bnb bnc bni bnn bno bnp bnt boa bob boc boi bon boo bop bot bpa bpb bpc bpi bpn bpo bpp bpt bta btb btc bti btn bto btp btt c-- caa cab cac cai can cao cap cat cba cbb cbc cbi cbn cbo cbp cbt cca ccb ccc cci ccn cco ccp cct ci- cia cib cic cii cin cio cip cit cn- cna cnb cnc cni cnn cno cnp cnt co- coa cob coc coi con coo cop cot cpa cpb cpc cpi cpn cpo cpp cpt cta ctb ctc cti ctn cto ctp ctt ia- iaa iab iac iai ian iao iap iat iba ibb ibc ibi ibn ibo ibp ibt ica icb icc ici icn ico icp ict iia iib iic iii iin iio iip iit in- ina inb inc ini inn ino inp int io- ioa iob ioc ioi ion ioo iop iot ipa ipb ipc ipi ipn ipo ipp ipt ita itb itc iti itn ito itp itt n-i naa nab nac nai nan nao nap nat nba nbb nbc nbi nbn nbo nbp nbt nca ncb ncc nci ncn nco ncp nct nia nib nic nii nin nio nip nit nna nnb nnc nni nnn nno nnp nnt no- noa nob noc noi non noo nop not npa npb npc npi npn npo npp npt nta ntb ntc nti ntn nto ntp ntt o-i oaa oab oac oai oan oao oap oat ob- oba obb obc obi obn obo obp obt oc- oca ocb occ oci ocn oco ocp oct oia oib oic oii oin oio oip oit on- ona onb onc oni onn ono onp ont oo- ooa oob ooc ooi oon ooo oop oot op- opa opb opc opi opn opo opp opt ot- ota otb otc oti otn oto otp ott p-p paa pab pac pai pan pao pap pat pba pbb pbc pbi pbn pbo pbp pbt pca pcb pcc pci pcn pco pcp pct pia pib pic pii pin pio pip pit pn- pna pnb pnc pni pnn pno pnp pnt poa pob poc poi pon poo pop pot ppa ppb ppc ppi ppn ppo ppp ppt pt- pta ptb ptc pti ptn pto ptp ptt taa tab tac tai tan tao tap tat tba tbb tbc tbi tbn tbo tbp tbt tca tcb tcc tci tcn tco tcp tct tia tib tic tii tin tio tip tit tna tnb tnc tni tnn tno tnp tnt to- toa tob toc toi ton too top tot tpa tpb tpc tpi tpn tpo tpp tpt tta ttb ttc tti ttn tto ttp ttt

-ana a-ii aaaa aaab aaac aaai aaan aaap aaba aabb aabc aabi aabp aabt aaca aacb aacc aaci aacn aaco aacp aact aaib aaic aaii aain aana aani aanp aaon aaoo aapa aapc aapi aapo aapt aata aatc aatt abaa abab abac abai aban abap abat abb- abba abbb abbi abbo abbt abca abcb abcc abci abcn abcp abct abia abib abic abin abit aboa abob abon aboo abot abpa abpc abpi abpn abpp abta ac-t acaa acab acac acai acan acap acat acba acca accc acci acco accp acct aci- acia acic acin acip acoa acon acop acot acpa acpi acpt acta actc acti acto actt aiai aian aiba aibn aibo aica aicc aicp aiia aiib aiic aiin aina ainc aini aino aint aioc aioi aion aipa aipi aita aiti aitt ana- anaa anab anac anai anan anao anap anat anba anbb anbi anbo anca ancc anco anct ania anib anic anin anio anip anit anna annb anni anno annt ano- anoa anon anp- anpa anpi anpp ant- anta anti anto antt aoba aoca aonb aono aont aopo aotc apac apai apan apao apap apat apba apca apcb apcc apcn apco api- apia apic apin apio apip apit apna apni apno apo- apoc apon apoo apop apot appa appc appt apta aptc apti aptn aptt at-t ataa atab atac atai atan atap atat atca atcc atco atia atic atin atip atit atna atno atob atoc atoi aton atop atot atta atti attn atto attp ba-i baaa baan baat baba babb babi babo bac- baca bacc baci bacn baco bact baia baib baic bain baio bait bana banc bani bann bano banp bant baon bapa bapc bapi bapp bapt bata batc bati batn bato batt bbbb bbci bbin bcaa bcap bcat bcbc bcbp bcca bccc bcci bcia bcit bcpp bctc bian biao biap biat biba bibb bibi bibo bica bicc bici bico biin bin- bina binc bini binn bino bint bio- bioc bioi bion biot bipa bipp bita bitc bito bitt bnai bnib bnin bnoc bnpp bnta boab boac boai boan boat boba bobb bobi bobo boca boco boi- boii boin boit bona bonc boni bonn bono bont boob booc boon boop boot bopa bopp bota botb boti botn boto bott bpai bpcp bpot bpti btaa btan btbp btcc btob bttb c-bo caaa caab caac caan caap caat caba cabi cabo cac- caca cacc caci caco caia caib caic cain caio caip cait cana canc cani cann cano canp cant caoi capa capb capc capi capn capo capp capt cat- cata catb catc cati cato catt cbac cbat cbbc cbca cbcc cbcn cbcp cbct cbia cbit cbna cbot cbpc cbpp cbta cbtc ccaa ccab ccac ccai ccap ccat ccba ccbc ccbn ccca cccb cccc