-al -er -ol a-a a-b a-i aaa aab aae aaf aai aal aao aar aav ab- aba abb abe abf abi abl abo abr abv aea aeb aee aef aei ael aeo aer aev af- afa afb afe aff afi afl afo afr afv ai- aia aib aie aif aii ail aio air aiv al- ala alb ale alf ali all alo alr alv aoa aob aoe aof aoi aol aoo aor aov ar- ara arb are arf ari arl aro arr arv av- ava avb ave avf avi avl avo avr baa bab bae baf bai bal bao bar bav bba bbb bbe bbf bbi bbl bbo bbr be- bea beb bee bef bei bel beo ber bev bfa bfb bfe bff bfi bfl bfo bfr bfv bi- bia bib bie bif bii bil bio bir biv bla blb ble blf bli bll blo blr blv boa bob boe bof boi bol boo bor bov bra brb bre brf bri brl bro brr brv bva bvb bve bvi bvl bvo bvr bvv eaa eab eae eaf eai eal eao ear eav eba ebb ebe ebf ebi ebl ebo ebr ebv eea eeb eee eef eel eeo eer eev ef- efa efb efe eff efi efl efo efr eia eib eie eif eii eil eio eir eiv ela elb ele elf eli ell elo elr elv eo- eoa eob eoe eof eoi eol eoo eor era erb ere erf eri erl ero err erv eva evb eve evf evi evl evo evr evv faa fab fae faf fai fal fao far fav fba fbb fbe fbf fbi fbl fbo fbr fea feb fee fef fei fel feo fer fev ffa ffe fff ffi ffl ffo ffr ffv fia fib fie fif fii fil fir fla flb fle flf fli fll flo flr foa fob foe fof foi fol foo for fra frb fre frf fri frl fro frr fva i-f i-v ia- iaa iab iae iaf iai ial iao iar iav iba ibb ibe ibf ibi ibl ibo ibr ibv ie- iea iee ief iei iel ier iev ifa ifb ife iff ifi ifl ifo ifr iia iib iie iif iii iil iio iir il- ila ilb ile ilf ili ill ilo ilr ilv io- ioa iob ioe iof ioi iol ioo ior iov ir- ira irb ire irf iri irl iro irr irv iva ivb ive ivf ivi ivl ivo ivr ivv la- laa lab lae laf lai lal lao lar lav lba lbb lbe lbf lbi lbl lbo lbr lbv lea leb lee lef lei lel leo ler lev lfa lfb lfe lff lfi lfl lfo lfr lia lib lie lif lii lil lio lir liv lla llb lle llf lli lll llo llr llv loa lob loe lof loi lol loo lor lov lra lrb lrf lri lro lrr lrv lva lvb lve lvf lvi lvl lvr lvv o-i oaa oab oae oaf oai oal oao oar oav ob- oba obb obe obf obi obl obo obr obv oea oeb oee oef oei oel oeo oer of- ofa ofb ofe off ofi ofl ofo ofr ofv oia oib oie oif oii oil oio oir oiv ola olb ole olf oli oll olo oo- ooa oob oof ooi ool ooo oor oov or- ora orb ore orf ori orl oro orr orv ov- ova ovb ove ovf ovi ovl ovo ovv ra- raa rab rae raf rai ral rao rar rav rba rbb rbe rbf rbi rbl rbo rbr re- rea reb ree ref rei rel reo rer rev rfa rfb rfe rff rfi rfl rfo rfr rfv ria rib rie rif rii ril rio rir riv rla rle rlf rli rll rlo rlr roa rob roe rof roi rol roo ror rov rra rrb rrf rri rrl rrr rva rvb rve rvf rvi rvl rvo rvr rvv v-a v-e vaa vab vae vai val vao var vav vba vbi vbl vbo vbr vbv vea veb vee vef vei vel veo ver vfa vfb vff vfi vfl vfr vfv vi- via vib vie vif vii vil vio vir viv vl- vla vlb vle vlf vll vlo vlv voa vob voe vof voi vol voo vor vov vra vrb vre vrf vri vrr vva vvb vvi vvo vvr vvv

a-be a-ii a-iv aaaa aaab aaae aaaf aaai aaal aaar aaav aaba aabb aabi aabl aaea aaev aafa aafb aaff aafi aafl aaib aaii aala aale aali aall aalo aaoe aaoo aara aare aari aaro aava abaa abab abae abaf abai abal abar abb- abba abbb abbe abbi abbo abbr abee abel aber abff abia abib abie abil abir abla able ablo ablv aboa abob abof abol aboo abor abov abra abri abro abva aeaf aebi aeer aeio aela aer- aera aeri aero aeva afaa afao afar afee afel afer affa affi affo afia afib afif afil afir afla afle afoa afoe afol afoo afor afr- afra afre afri afro aiai aiba aibl aibo aiea aiee aiel aiff aifl aifv aiia aiib aiir aila aile aili aioi aira aire airi airo aiva alaa alae alai alal alao alar alb- alba albe albi albo alea alee alef aleo aler alev alfa alfe alfi ali- alia alib alie alif alii alil alio alir all- alla alle alli alll allo allr aloa aloe alof aloi alol aloo alor alov alro alva alvi alvo aoba aola aole aora aorb arab arae araf arai aral arar arba arbe arbi area aree aref arei arel areo arev arfa arfb arff aria arib arie arif arii aril ario arla arle arli arlo aroa arob aroe aroi aroo aror arr- arra arre arri arro arrr arva arve arvi arvo avab aval avao avar avea avel aveo aver avia avie avil avio aviv avlb avor avra avre avri avro avva avvo ba-i baaa baaf baal baar baba babb babe babi babo babr bael baer baff bafo baia baib baie bail baio bair bala bale balf bali ball balo baol bar- bara barb bare barf bari baro barr bava bave