a-a a-i aaa aad aaf aah aai aao aap aar aas ad- ada add adf adh adi ado adp adr ads af- afa afd aff afh afi afo afp afr afs aha ahd ahf ahh ahi aho ahp ahr ahs ai- aia aid aif aih aii aio aip air ais aoa aod aof aoh aoi aoo aop aor aos ap- apa apd apf aph api apo app apr aps ar- ara ard arf arh ari aro arp arr ars as- asa asd asf ash asi aso asp asr ass daa dad daf dah dai dao dap dar das dda ddd ddf ddh ddi ddo ddp ddr dds dfa dfd dff dfh dfi dfo dfp dfr dfs dh- dha dhd dhf dhh dhi dho dhp dhr dhs di- dia did dif dih dii dio dip dir dis doa dod dof doh doi doo dop dor dos dpa dpd dpf dph dpi dpo dpp dpr dps dra drd dri dro drp drr drs dsa dsd dsf dsh dsi dso dsp dsr dss faa fad faf fah fai fao fap far fas fda fdd fdf fdh fdi fdo fdp fdr fds ffa ffd fff ffh ffi ffo ffp ffr ffs fha fhf fhh fhi fho fhp fhr fhs fia fid fif fih fii fip fir fis foa fof foh foi foo fop for fos fpa fpd fph fpi fpo fpp fpr fps fra frd frf frh fri fro frp frr frs fsa fsd fsf fsh fsi fso fsp fsr fss h-i haa had haf hah hai hao hap har has hda hdd hdf hdh hdi hdo hdp hdr hds hfa hfd hff hfh hfi hfo hfp hfr hfs hha hhd hhf hhh hhi hho hhp hhr hhs hia hid hif hih hii hio hip hir his hoa hod hof hoh hoi hoo hop hor hos hpa hpd hpf hph hpi hpo hpp hpr hps hr- hra hrd hrf hrh hri hro hrp hrr hrs hsa hsd hsf hsh hsi hsp hsr hss i-d i-f ia- iaa iad iaf iah iai iao iap iar ias ida idd idf idh idi ido idp idr ids ifa ifd iff ifi ifo ifp ifr ifs iha ihd ihf ihh ihi iho ihp ihr ihs iia iid iif iih iii iio iip iir iis io- ioa iod iof ioh ioi ioo iop ior ios ipa ipd ipf ipi ipo ipp ipr ips ir- ira ird irf iri iro irp irr irs is- isa isd isf ish isi iso isp isr iss o-i oaa oad oaf oah oai oao oap oar oas oda odd odf odh odi odo odp odr ods of- ofa ofd off ofi ofo ofp ofr ofs oha ohd ohf ohh ohi oho ohp ohr ohs oia oid oif oii oio oip oir ois oo- ooa ood oof ooh ooi ooo oop oor oos op- opa opd opf oph opi opo opp opr ops or- ora ord orf orh ori oro orp orr ors os- osa osd osf osh osi oso osp osr oss p-p paa pad paf pah pai pao pap par pas pda pdd pdf pdh pdi pdo pdp pdr pds pfa pfd pff pfi pfo pfp pfr pfs pha phd phf phi pho php phr phs pia pid pif pih pii pio pip pir pis poa pod pof poh poi poo pop por pos ppa ppd ppf pph ppi ppo ppp ppr pps pra prd prf prh pri pro prp prr prs ps- psa psd psf psh psi pso psp psr pss ra- raa rad raf rah rai rao rap rar ras rda rdd rdf rdh rdi rdo rdp rdr rds rfa rfd rff rfh rfi rfo rfp rfr rfs rh- rha rhd rhf rhh rhi rho rhp rhr rhs ria rid rif rih rii rio rip rir ris roa rod rof roh roi roo rop ror ros rpa rpd rpf rph rpi rpo rpp rpr rps rra rrd rrf rrh rri rrp rrr rrs rsa rsd rsf rsh rsi rso rsp rsr rss saa sad saf sah sai sao sap sar sas sda sdd sdf sdh sdi sdo sdp sdr sds sfa sfd sff sfh sfi sfo sfp sfr sfs sh- sha shd shf shh shi sho shp shr shs sia sid sif sih sii sio sip sir sis soa sod sof soh soi soo sop sor sos spa spd spf sph spi spo spp spr sps sr- sra srd srf srh sri sro srp srr srs ss- ssa ssd ssf ssh ssi sso ssp ssr sss