iii iim iin iio iip iir iit iix im- imi imm imn imo imp imt imx in- ini inm inn ino inp inr int inx io- ioi iom ion ioo iop ior iot ipi ipm ipn ipo ipp ipr ipt ipx ir- iri irm irn iro irp irr irt irx iti itm itn ito itp itt itx ixi ixn m-o m-r mi- mii mim min mio mip mir mit mix mmi mmm mmn mmo mmp mmr mmt mmx mni mnm mnn mno mnp mnr mnt moi mom mon moo mop mor mot mox mpi mpm mpn mpo mpp mpr mpt mpx mri mrm mrn mro mrp mrr mrt mrx mti mtm mtn mto mtp mtr mtt mtx mxi mxn mxp mxr n-i nii nim nin nio nip nir nit nix nmi nmm nmn nmo nmp nmr nmt nni nnm nnn nno nnp nnt no- noi nom non noo nop nor not nox npi npm npn npo npp npr npt nri nrm nrn nro nrp nrr nrt nrx nti ntm ntn nto ntp ntr ntt ntx nxt o-i oii oim oin oio oip oir oit om- omi omm omn omo omp omr omt omx on- oni onn ono onp onr ont onx oo- ooi oom oon ooo oop oor oot oox op- opi opm opn opo opp opr opt opx or- ori orm orn oro orp orr ort orx ot- oti otm otn oto otp otr ott ox- oxi oxn oxo oxt oxx p-p pii pim pin pio pip pir pit pix pmi pmm pmn pmo pmp pmr pmt pmx pn- pni pnm pnn pno pnp pnr pnt pnx poi pom pon poo pop por pot pox ppi ppm ppn ppo ppp ppr ppt ppx pri prm prn pro prp prr prt prx pt- pti ptm ptn pto ptp ptr ptt ptx pxm pxr pxt rii rim rin rio rip rir rit rix rmi rmm rmn rmo rmp rmr rmt rmx rni rnm rnn rno rnp rnr rnt roi rom ron roo rop ror rot rox rpi rpm rpn rpo rpp rpr rpt rpx rri rrm rrn rrp rrr rrt rti rtm rtn rto rtp rtr rtt rtx rxp rxr t-x tii tim tin tio tip tir tit tix tmi tmm tmn tmo tmp tmr tmt tmx tni tnm tnn tno tnp tnr tnt tnx to- toi tom ton too top tor tot tox tpi tpm tpn tpo tpp tpr tpt tpx tri trm trn tro trp trr trt trx tti ttm ttn tto ttp ttr ttt ttx txi txn txt xii xin xio xit xix xmi xmm xmo xmp xmr xmt xmx xno xoi xom xon xoo xop xor xot xox xpm xpn xpo xpp xpt xrt xrx xti xtm xtp xtr xtx xxi xxo xxp xxx