-th a-a a-b a-i a-t aaa aab aah aai aan aao aap aar aat ab- aba abb abh abi abn abo abp abr abt aha ahb ahh ahi ahn aho ahp ahr aht ai- aia aib aih aii ain aio aip air ait an- ana anb anh ani ann ano anp anr ant aoa aob aoh aoi aon aoo aop aor aot ap- apa apb aph api apn apo app apr apt ar- ara arb arh ari arn aro arp arr art at- ata atb ath ati atn ato atp atr att b-p baa bab bah bai ban bao bap bar bat bba bbb bbh bbi bbn bbo bbp bbr bbt bha bhb bhh bhi bho bhp bhr bht bi- bia bib bih bii bin bio bip bir bit bna bnb bni bnn bno bnp bnr bnt boa bob boh boi bon boo bop bor bot bpa bpb bph bpi bpn bpo bpp bpr bpt bra brb brh bri brn bro brp brr brt bta btb bth bti btn bto btp btr btt h-i haa hab hah hai han hao hap har hat hba hbb hbh hbi hbn hbo hbp hbr hbt hha hhb hhh hhi hhn hho hhp hhr hht hia hib hih hii hin hio hip hir hit hna hnb hnh hnn hno hnt hoa hob hoh hoi hon hoo hop hor hot hpa hpb hph hpi hpn hpo hpp hpr hpt hr- hra hrb hrh hri hrn hro hrp hrr hrt hta htb hth hti htn hto htp htr htt ia- iaa iab iah iai ian iao iap iar iat iba ibb ibh ibi ibn ibo ibp ibr ibt iha ihb ihh ihi ihn iho ihp ihr iht iia iib iih iii iin iio iip iir iit in- ina inb inh ini inn ino inp inr int io- ioa iob ioh ioi ion ioo iop ior iot ipa ipb ipi ipn ipo ipp ipr ipt ir- ira irb iri irn iro irp irr irt ita itb ith iti itn ito itp itt n-i naa nab nah nai nan nao nap nar nat nba nbb nbi nbn nbo nbp nbr nbt nha nhb nhh nhi nhn nhp nhr nht nia nib nih nii nin nio nip nir nit nna nnb nnh nni nnn nno nnp nnt no- noa nob noh noi non noo nop nor not npa npb nph npi npn npo npp npr npt nra nrb nri nrn nro nrp nrr nrt nta ntb nth nti ntn nto ntp ntr ntt o-i oaa oab oah oai oan oao oap oar oat ob- oba obb obh obi obn obo obp obr obt oha ohh ohi ohn oho ohp ohr oht oia oib oii oin oio oip oir oit on- ona onb onh oni onn ono onp onr ont oo- ooa oob ooh ooi oon ooo oop oor oot op- opa opb oph opi opn opo opp opr opt or- ora orb orh ori orn oro orp orr ort ot- ota otb oth oti otn oto otp otr ott p-p paa pab pah pai pan pao pap par pat pba pbb pbi pbn pbo pbp pbr pbt pha phb phi phn pho php phr pht pia pib pih pii pin pio pip pir pit pn- pna pnb pnh pni pnn pno pnp pnr pnt poa pob poh poi pon poo pop por pot ppa ppb pph ppi ppn ppo ppp ppr ppt pra prb prh pri prn pro prp prr prt pt- pta ptb pth pti ptn pto ptp ptr ptt ra- raa rab rah rai ran rao rap rar rat rba rbb rbh rbi rbn rbo rbp rbr rbt rh- rha rhb rhh rhi rhn rho rhp rhr rht ria rib rih rii rin rio rip rir rit rna rnb rnh rni rnn rno rnp rnr rnt roa rob roh roi ron roo rop ror rot rpa rpb rph rpi rpn rpo rpp rpr rpt rra rrb rrh rri rrn rrp rrr rrt rta rtb rti rtn rto rtp rtr rtt taa tab tah tai tan tao tap tar tat tba tbb tbh tbi tbn tbo tbp tbr tbt th- tha thb thh thi thn tho thp thr tht tia tib tih tii tin tio tip tir tit tna tnb tnh tni tnn tno tnp tnr tnt to- toa tob toh toi ton too top tor tot tpa tpb tph tpi tpn tpo tpp tpr tpt tra trb trh tri trn tro trp trr trt tta ttb tth tti ttn tto ttp ttr ttt