a-a a-b a-i aaa aab aad aae aah aai aan aao aap ab- aba abb abd abe abh abi abn abo abp ad- ada adb add ade adh adi adn ado adp aea aeb aed aee aeh aei aen aeo aep aha ahb ahd ahe ahh ahi ahn aho ahp ai- aia aib aid aie aih aii ain aio aip an- ana anb and ane anh ani ann ano anp aoa aob aod aoe aoh aoi aon aoo aop ap- apa apb apd ape aph api apn apo app b-p baa bab bad bae bah bai ban bao bap bba bbb bbd bbe bbh bbi bbn bbo bbp bda bdb bdd bde bdh bdi bdo bdp be- bea beb bed bee beh bei ben beo bep bha bhb bhd bhe bhh bhi bho bhp bi- bia bib bid bie bih bii bin bio bip bna bnb bnd bne bni bnn bno bnp boa bob bod boe boh boi bon boo bop bpa bpb bpd bpe bph bpi bpn bpo bpp daa dab dad dae dah dai dan dao dap dba dbb dbd dbe dbh dbi dbn dbo dbp dda ddb ddd dde ddh ddi ddn ddo ddp de- dea deb ded dee deh dei den deo dep dh- dha dhb dhd dhe dhh dhi dho dhp di- dia dib did die dih dii din dio dip dna dnb dnd dne dnh dni dnn dno dnp doa dob dod doe doh doi don doo dop dpa dpb dpd dpe dph dpi dpn dpo dpp eaa eab ead eae eah eai ean eao eap eba ebb ebd ebe ebh ebi ebn ebo ebp ed- eda edb edd ede edh edi edn edo edp eea eeb eed eee een eeo eep eha ehb ehd ehe ehh ehi ehn eho ehp eia eib eid eie eii ein eio eip en- ena enb end ene enh eni enn eno enp eo- eoa eob eod eoe eoh eoi eon eoo eop ep- epa epb epd epe eph epi epn epo epp h-i haa hab had hae hah hai han hao hap hba hbb hbd hbe hbh hbi hbn hbo hbp hda hdb hdd hde hdh hdi hdn hdo hdp he- hea heb hed hee heh hei hen heo hep hha hhb hhd hhe hhh hhi hhn hho hhp hia hib hid hie hih hii hin hio hip hna hnb hnd hne hnh hnn hno hoa hob hod hoe hoh hoi hon hoo hop hpa hpb hpd hpe hph hpi hpn hpo hpp i-d ia- iaa iab iad iae iah iai ian iao iap iba ibb ibd ibe ibh ibi ibn ibo ibp ida idb idd ide idh idi idn ido idp ie- iea ied iee iei ien iep iha ihb ihd ihe ihh ihi ihn iho ihp iia iib iid iie iih iii iin iio iip in- ina inb ind ine inh ini inn ino inp io- ioa iob iod ioe ioh ioi ion ioo iop ipa ipb ipd ipe ipi ipn ipo ipp n-i naa nab nad nae nah nai nan nao nap nba nbb nbd nbe nbi nbn nbo nbp nda ndb ndd nde ndh ndi ndn ndo ndp ne- nea neb ned nee neh nei nen neo nep nha nhb nhd nhe nhh nhi nhn nhp nia nib nid nie nih nii nin nio nip nna nnb nne nnh nni nnn nno nnp no- noa nob nod noe noh noi non noo nop npa npb npd npe nph npi npn npo npp o-i oaa oab oad oae oah oai oan oao oap ob- oba obb obd obe obh obi obn obo obp oda odb odd ode odh odi odn odo odp oea oeb oed oee oeh oei oen oeo oep oha ohd ohe ohh ohi ohn oho ohp oia oib oid oie oii oin oio oip on- ona onb ond one onh oni onn ono onp oo- ooa oob ood ooh ooi oon ooo oop op- opa opb opd ope oph opi opn opo opp p-p paa pab pad pae pah pai pan pao pap pba pbb pbd pbe pbi pbn pbo pbp pda pdb pdd pde pdh pdi pdn pdo pdp pea peb ped pee peh pei pen peo pep pha phb phd phe phi phn pho php pia pib pid pie pih pii pin pio pip pn- pna pnb pnd pne pnh pni pnn pno pnp poa pob pod poe poh poi pon poo pop ppa ppb ppd ppe pph ppi ppn ppo ppp