-er -th a-a a-b a-i a-t aaa aab aad aae aah aai aao aap aar aat ab- aba abb abd abe abh abi abo abp abr abt ad- ada adb add ade adh adi ado adp adr adt aea aeb aed aee aeh aei aeo aep aer aet aha ahb ahd ahe ahh ahi aho ahp ahr aht ai- aia aib aid aie aih aii aio aip air ait aoa aob aod aoe aoh aoi aoo aop aor aot ap- apa apb apd ape aph api apo app apr apt ar- ara arb ard are arh ari aro arp arr art at- ata atb atd ate ath ati ato atp atr att b-p baa bab bad bae bah bai bao bap bar bat bba bbb bbd bbe bbh bbi bbo bbp bbr bbt bda bdb bdd bde bdh bdi bdo bdp bdr bdt be- bea beb bed bee beh bei beo bep ber bet bha bhb bhd bhe bhh bhi bho bhp bhr bht bi- bia bib bid bie bih bii bio bip bir bit boa bob bod boe boh boi boo bop bor bot bpa bpb bpd bpe bph bpi bpo bpp bpr bpt bra brb brd bre brh bri bro brp brr brt bta btb btd bte bth bti bto btp btr btt daa dab dad dae dah dai dao dap dar dat dba dbb dbd dbe dbh dbi dbo dbp dbr dbt dda ddb ddd dde ddh ddi ddo ddp ddr ddt de- dea deb ded dee deh dei deo dep der det dh- dha dhb dhd dhe dhh dhi dho dhp dhr dht di- dia dib did die dih dii dio dip dir dit doa dob dod doe doh doi doo dop dor dot dpa dpb dpd dpe dph dpi dpo dpp dpr dpt dra drb drd dre dri dro drp drr drt dta dtb dtd dte dth dti dto dtp dtr dtt eaa eab ead eae eah eai eao eap ear eat eba ebb ebd ebe ebh ebi ebo ebp ebr ebt ed- eda edb edd ede edh edi edo edp edr edt eea eeb eed eee eeo eep eer eet eha ehb ehd ehe ehh ehi eho ehp ehr eht eia eib eid eie eii eio eip eir eit eo- eoa eob eod eoe eoh eoi eoo eop eor eot ep- epa epb epd epe eph epi epo epp epr ept era erb erd ere erh eri ero erp err ert eta etb etd ete eth eti eto etp etr ett h-i haa hab had hae hah hai hao hap har hat hba hbb hbd hbe hbh hbi hbo hbp hbr hbt hda hdb hdd hde hdh hdi hdo hdp hdr hdt he- hea heb hed hee heh hei heo hep her het hha hhb hhd hhe hhh hhi hho hhp hhr hht hia hib hid hie hih hii hio hip hir hit hoa hob hod hoe hoh hoi hoo hop hor hot hpa hpb hpd hpe hph hpi hpo hpp hpr hpt hr- hra hrb hrd hre hrh hri hro hrp hrr hrt hta htb htd hte hth hti hto htp htr htt i-d ia- iaa iab iad iae iah iai iao iap iar iat iba ibb ibd ibe ibh ibi ibo ibp ibr ibt ida idb idd ide idh idi ido idp idr idt ie- iea ied iee iei iep ier iet iha ihb ihd ihe ihh ihi iho ihp ihr iht iia iib iid iie iih iii iio iip iir iit io- ioa iob iod ioe ioh ioi ioo iop ior iot ipa ipb ipd ipe ipi ipo ipp ipr ipt ir- ira irb ird ire iri iro irp irr irt ita itb itd ite ith iti ito itp itt o-i oaa oab oad oae oah oai oao oap oar oat ob- oba obb obd obe obh obi obo obp obr obt oda odb odd ode odh odi odo odp odr odt oea oeb oed oee oeh oei oeo oep oer oet oha ohd ohe ohh ohi oho ohp ohr oht oia oib oid oie oii oio oip oir oit oo- ooa oob ood ooh ooi ooo oop oor oot op- opa opb opd ope oph opi opo opp opr opt or- ora orb ord ore orh ori oro orp orr ort ot- ota otb otd ote oth oti oto otp otr ott p-p paa pab pad pae pah pai pao pap par pat pba pbb pbd pbe pbi pbo pbp pbr pbt pda pdb pdd pde pdh pdi pdo pdp pdr pdt pea peb ped pee peh pei peo pep per pet pha phb phd phe phi pho php phr pht pia pib pid pie pih pii pio pip pir pit poa pob pod poe poh poi poo pop por pot ppa ppb ppd ppe pph ppi ppo ppp ppr ppt pra prb prd pre prh pri pro prp prr prt pt- pta ptb ptd pte pth pti pto ptp ptr ptt ra- raa rab rad rae rah rai rao rap rar rat rba rbb rbd rbe rbh rbi rbo rbp rbr rbt rda rdb rdd rde rdh rdi rdo rdp rdr rdt re- rea reb red ree reh rei reo rep rer ret rh- rha rhb rhd rhe rhh rhi rho rhp rhr rht ria rib rid rie rih rii rio rip rir rit roa rob rod roe roh roi roo rop ror rot rpa rpb rpd rpe rph rpi rpo rpp rpr rpt rra rrb rrd rrh rri rrp rrr rrt rta rtb rtd rte rti rto rtp rtr rtt taa tab tad tae tah tai tao tap tar tat tba tbb tbd tbe tbh tbi tbo tbp tbr tbt tda tdb tdd tde tdh tdi tdo tdp tdr tdt te- tea teb ted tee teh tei teo tep ter tet th- tha thb thd the thh thi tho thp thr tht tia tib tid tie tih tii tio tip tir tit to- toa tob tod toe toh toi too top tor tot tpa tpb tpd tpe tph