-al -er a-a a-c aaa aac aae aag aah aal aar aav ac- aca acc ace acg ach acl acr acv aea aec aee aeg aeh ael aer aev ag- aga agc age agg agh agl agr agv aha ahc ahe ahg ahh ahl ahr ahv al- ala alc ale alg alh all alr alv ar- ara arc are arg arh arl arr arv av- ava avc ave avg avh avl avr c-- caa cac cae cag cah cal car cav cca ccc cce ccg cch ccl ccr ccv ce- cea cec cee ceg ceh cel cer cev cga cgc cge cgg cgh cgl cgr cgv ch- cha chc che chg chh chl chr chv cl- cla clc cle clg clh cll clr clv cra crc cre crg crh crl crr crv cva cvc cve cvg cvh cvl cvr cvv eaa eac eae eag eah eal ear eav ec- eca ecc ece ecg ech ecl ecr ecv eea eec eee eeg eel eer eev ega egc ege egg egh egl egr eha ehc ehe ehg ehh ehl ehr ehv ela elc ele elg elh ell elr elv era erc ere erg erh erl err erv eva evc eve evg evh evl evr evv gaa gac gae gag gah gal gar gav gca gcc gce gcg gch gcl gcr ge- gea gec gee geg geh gel ger gev gga ggc ggg ggh ggr ggv gha ghc ghe ghg ghh ghl ghr gla glc gle glg glh gll glr glv gra grc gre grg grh grl grr grv gva gvc gve gvg gvh gvl gvr haa hac hae hag hah hal har hav hca hcc hce hcg hch hcl hcr hcv he- hea hec hee heg heh hel her hev hga hgc hge hgg hgh hgl hgr hgv hha hhc hhe hhg hhh hhl hhr hhv hla hlc hle hlg hlh hll hlr hlv hr- hra hrc hre hrg hrh hrl hrr hrv hv- hva hvc hvg hvl hvr hvv la- laa lac lae lag lah lal lar lav lca lcc lce lcg lch lcl lcr lcv lea lec lee leg leh lel ler lev lga lgc lge lgg lgh lgl lgr lgv lha lhc lhh lhr lhv lla llc lle llg lll llr llv lra lrc lrg lrh lrr lrv lva lvc lve lvg lvh lvl lvr lvv ra- raa rac rae rag rah ral rar rav rca rcc rce rcg rch rcl rcr rcv re- rea rec ree reg reh rel rer rev rga rgc rge rgg rgh rgr rgv rh- rha rhc rhe rhg rhh rhl rhr rhv rla rlc rle rlg rlh rll rlr rra rrc rrg rrh rrl rrr rva rvc rve rvg rvh rvl rvr rvv v-a v-e vaa vac vae vag vah val var vav vca vcc vce vch vcl vcr vea vec vee veg veh vel ver vga vgc vgg vgh vgl vgr vh- vha vhc vhe vl- vla vlc vle vll vlv vra vrc vre vrg vrh vrr vva vvc vvg vvr vvv