phi phl phm phn pho php phr phs pia pib pih pii pil pim pin pio pip pir pis pla plb plh pli pll plm pln plo plp plr pls pma pmb pmh pmi pml pmm pmn pmo pmp pmr pms pn- pna pnb pnh pni pnl pnm pnn pno pnp pnr pns poa pob poh poi pol pom pon poo pop por pos ppa ppb pph ppi ppl ppm ppn ppo ppp ppr pps pra prb prh pri prl prm prn pro prp prr prs ps- psa psb psh psi psl psm psn pso psp psr pss ra- raa rab rah rai ral ram ran rao rap rar ras rba rbb rbh rbi rbl rbm rbn rbo rbp rbr rbs rh- rha rhb rhh rhi rhl rhm rhn rho rhp rhr rhs ria rib rih rii ril rim rin rio rip rir ris rla rlh rli rll rlm rln rlo rlp rlr rls rma rmb rmh rmi rml rmm rmn rmo rmp rmr rms rna rnb rnh rni rnm rnn rno rnp rnr rns roa rob roh roi rol rom ron roo rop ror ros rpa rpb rph rpi rpl rpm rpn rpo rpp rpr rps rra rrb rrh rri rrl rrm rrn rrp rrr rrs rsa rsb rsh rsi rsl rsm rsn rso rsp rsr rss saa sab sah sai sal sam san sao sap sar sas sba sbb sbh sbi sbl sbm sbn sbo sbp sbr sbs sh- sha shb shh shi shl shm shn sho shp shr shs sia sib sih sii sil sim sin sio sip sir sis sla slb slh sli sll slm sln slo slp slr sls sma smb smh smi sml smm smn smo smp smr sms sna snb sni snl snm snn sno snp snr sns soa sob soh soi sol som son soo sop sor sos spa spb sph spi spl spm spn spo spp spr sps sr- sra srb srh sri srl srm srn sro srp srr srs ss- ssa ssb ssh ssi ssl ssm ssn sso ssp ssr sss