-al -er a-a a-c aaa aac aae aal aap aar aav ac- aca acc ace acl acp acr acv aea aec aee ael aep aer aev al- ala alc ale all alp alr alv ap- apa apc ape apl app apr apv ar- ara arc are arl arp arr arv av- ava avc ave avl avp avr c-- caa cac cae cal cap car cav cca ccc cce ccl ccp ccr ccv ce- cea cec cee cel cep cer cev cl- cla clc cle cll clp clr clv cpa cpc cpe cpl cpp cpr cpv cra crc cre crl crp crr crv cva cvc cve cvl cvp cvr cvv eaa eac eae eal eap ear eav ec- eca ecc ece ecl ecr ecv eea eec eee eel eep eer eev ela elc ele ell elp elr elv ep- epa epc epe epl epp epr era erc ere erl erp err erv eva evc eve evl evp evr evv l-p la- laa lac lae lal lap lar lav lca lcc lce lcl lcp lcr lcv lea lec lee lel lep ler lev lla llc lle lll llp llr llv lpa lpc lpe lpl lpp lpr lpv lra lrc lrp lrr lrv lva lvc lve lvl lvp lvr lvv p-p paa pac pae pal pap par pav pca pcc pce pcl pcp pcr pcv pea pec pee pel pep per pev pla plc ple pll plp plr plv ppa ppc ppe ppl ppp ppr ppv pra prc pre prl prp prr prv pva pvc pve pvl pvp pvr pvv ra- raa rac rae ral rap rar rav rca rcc rce rcl rcp rcr rcv re- rea rec ree rel rep rer rev rla rlc rle rll rlp rlr rpa rpc rpe rpl rpp rpr rpv rra rrc rrl rrp rrr rva rvc rve rvl rvp rvr rvv v-a v-e vaa vac vae val vap var vav vca vcc vce vcl vcp vcr vea vec vee vel vep ver vl- vla vlc vle vll vlp vlv vpa vpc vpe vpl vpp vpr vra vrc vre vrp vrr vva vvc vvr vvv