a-a a-b a-i aaa aab aad aah aai aap aar ab- aba abb abd abh abi abp abr ad- ada adb add adh adi adp adr aha ahb ahd ahh ahi ahp ahr ai- aia aib aid aih aii aip air ap- apa apb apd aph api app apr ar- ara arb ard arh ari arp arr b-p baa bab bad bah bai bap bar bba bbb bbd bbh bbi bbp bbr bda bdb bdd bdh bdi bdp bdr bha bhb bhd bhh bhi bhp bhr bi- bia bib bid bih bii bip bir bpa bpb bpd bph bpi bpp bpr bra brb brd brh bri brp brr daa dab dad dah dai dap dar dba dbb dbd dbh dbi dbp dbr dda ddb ddd ddh ddi ddp ddr dh- dha dhb dhd dhh dhi dhp dhr di- dia dib did dih dii dip dir dpa dpb dpd dph dpi dpp dpr dra drb drd dri drp drr h-i haa hab had hah hai hap har hba hbb hbd hbh hbi hbp hbr hda hdb hdd hdh hdi hdp hdr hha hhb hhd hhh hhi hhp hhr hia hib hid hih hii hip hir hpa hpb hpd hph hpi hpp hpr hr- hra hrb hrd hrh hri hrp hrr i-d ia- iaa iab iad iah iai iap iar iba ibb ibd ibh ibi ibp ibr ida idb idd idh idi idp idr iha ihb ihd ihh ihi ihp ihr iia iib iid iih iii iip iir ipa ipb ipd ipi ipp ipr ir- ira irb ird iri irp irr p-p paa pab pad pah pai pap par pba pbb pbd pbi pbp pbr pda pdb pdd pdh pdi pdp pdr pha phb phd phi php phr pia pib pid pih pii pip pir ppa ppb ppd pph ppi ppp ppr pra prb prd prh pri prp prr ra- raa rab rad rah rai rap rar rba rbb rbd rbh rbi rbp rbr rda rdb rdd rdh rdi rdp rdr rh- rha rhb rhd rhh rhi rhp rhr ria rib rid rih rii rip rir rpa rpb rpd rph rpi rpp rpr rra rrb rrd rrh rri rrp rrr