nmn nmr nna nne nnf nng nni nnl nnm nnn nra nrd nre nrf nrg nri nrl nrm nrn nrr nrx nxd nxl ra- raa rad rae raf rag rai ral ram ran rar rax rda rdd rde rdf rdg rdi rdl rdm rdn rdr rdx re- rea red ree ref reg rei rel rem ren rer rex rfa rfd rfe rff rfg rfi rfl rfm rfn rfr rga rgd rge rgf rgg rgi rgn rgr rgx ria rid rie rif rig rii ril rim rin rir rix rla rld rle rlf rlg rli rll rlm rln rlr rma rmd rme rmf rmg rmi rml rmm rmn rmr rmx rna rnd rng rni rnm rnn rnr rra rrd rrf rrg rri rrl rrm rrn rrr rxr xaa xad xaf xag xal xam xan xar xda xde xdf xdi xdm xdr xed xee xeg xel xem xen xer xex xfa xfe xfl xfm xfn xfx xge xgi xgl xia xie xii xin xix xla xld xlf xlg xli xlm xlr xma xmd xmf xmg xmi xml xmm xmr xmx xna xrd xrf xrx xxi xxl xxx