-th a-a a-b a-i a-t aaa aab aah aai aan aao aap aat aax ab- aba abb abh abi abn abo abp abt abx aha ahb ahh ahi ahn aho ahp aht ahx ai- aia aib aih aii ain aio aip ait aix an- ana anb anh ani ann ano anp ant anx aoa aob aoh aoi aon aoo aop aot aox ap- apa apb aph api apn apo app apt apx at- ata atb ath ati atn ato atp att atx ax- axa axh axi axn axo axp axt axx b-p baa bab bah bai ban bao bap bat bax bba bbb bbh bbi bbn bbo bbp bbt bbx bha bhb bhh bhi bho bhp bht bhx bi- bia bib bih bii bin bio bip bit bix bna bnb bni bnn bno bnp bnt bnx boa bob boh boi bon boo bop bot box bpa bpb bph bpi bpn bpo bpp bpt bpx bta btb bth bti btn bto btp btt btx bxb bxi bxn bxo bxx h-i haa hab hah hai han hao hap hat hax hba hbb hbh hbi hbn hbo hbp hbt hbx hha hhb hhh hhi hhn hho hhp hht hia hib hih hii hin hio hip hit hix hna hnb hnh hnn hno hnt hoa hob hoh hoi hon hoo hop hot hox hpa hpb hph hpi hpn hpo hpp hpt hta htb hth hti htn hto htp htt htx ia- iaa iab iah iai ian iao iap iat iba ibb ibh ibi ibn ibo ibp ibt ibx iha ihb ihh ihi ihn iho ihp iht iia iib iih iii iin iio iip iit iix in- ina inb inh ini inn ino inp int inx io- ioa iob ioh ioi ion ioo iop iot ipa ipb ipi ipn ipo ipp ipt ipx ita itb ith iti itn ito itp itt itx ixi ixn n-i naa nab nah nai nan nao nap nat nax nba nbb nbi nbn nbo nbp nbt nbx nha nhb nhh nhi nhn nhp nht nia nib nih nii nin nio nip nit nix nna nnb nnh nni nnn nno nnp nnt no- noa nob noh noi non noo nop not nox npa npb nph npi npn npo npp npt nta ntb nth nti ntn nto ntp ntt ntx nxt o-i oaa oab oah oai oan oao oap oat oax ob- oba obb obh obi obn obo obp obt obx oha ohh ohi ohn oho ohp oht oia oib oii oin oio oip oit on- ona onb onh oni onn ono onp ont onx oo- ooa oob ooh ooi oon ooo oop oot oox op- opa opb oph opi opn opo opp opt opx ot- ota otb oth oti otn oto otp ott ox- oxa oxb oxi oxn oxo oxt oxx p-p paa pab pah pai pan pao pap pat pax pba pbb pbi pbn pbo pbp pbt pbx pha phb phi phn pho php pht phx pia pib pih pii pin pio pip pit pix pn- pna pnb pnh pni pnn pno pnp pnt pnx poa pob poh poi pon poo pop pot pox ppa ppb pph ppi ppn ppo ppp ppt ppx pt- pta ptb pth pti ptn pto ptp ptt ptx pxt t-x taa tab tah tai tan tao tap tat tax tba tbb tbh tbi tbn tbo tbp tbt th- tha thb thh thi thn tho thp tht thx tia tib tih tii tin tio tip tit tix tna tnb tnh tni tnn tno tnp tnt tnx to- toa tob toh toi ton too top tot tox tpa tpb tph tpi tpn tpo tpp tpt tpx tta ttb tth tti ttn tto ttp ttt ttx txi txn txt xaa xan xap xat xbx xhp xht xia xii xin xio xit xix xna xno xoa xoi xon xoo xop xot xox xpa xpb xpn xpo xpp xpt xti xtp xtx xxi xxo xxp xxx