-er -ic a-a a-b a-c a-i aaa aab aac aae aai aao aar aav ab- aba abb abc abe abi abo abr abv ac- aca acb acc ace aci aco acr acv aea aeb aec aee aei aeo aer aev ai- aia aib aic aie aii aio air aiv aoa aob aoc aoe aoi aoo aor aov ar- ara arb arc are ari aro arr arv av- ava avb avc ave avi avo avr baa bab bac bae bai bao bar bav bba bbb bbc bbe bbi bbo bbr bca bcb bcc bce bci bco bcr bcv be- bea beb bec bee bei beo ber bev bi- bia bib bic bie bii bio bir biv boa bob boc boe boi boo bor bov bra brb bre bri bro brr brv bva bvb bvc bve bvi bvo bvr bvv c-- caa cab cac cae cai cao car cav cba cbb cbc cbe cbi cbo cbr cbv cca ccb ccc cce cci cco ccr ccv ce- cea ceb cec cee cei ceo cer cev ci- cia cib cic cie cii cio cir civ co- coa cob coc coe coi coo cor cov cra crb crc cre cri cro crr crv cva cvb cvc cve cvi cvo cvr cvv eaa eab eac eae eai eao ear eav eba ebb ebc ebe ebi ebo ebr ebv ec- eca ecb ecc ece eci eco ecr ecv eea eeb eec eee eeo eer eev eia eib eic eie eii eio eir eiv eo- eoa eob eoc eoe eoi eoo eor era erb erc ere eri ero err erv eva evb evc eve evi evo evr evv i-v ia- iaa iab iac iae iai iao iar iav iba ibb ibc ibe ibi ibo ibr ibv ica icb icc ice ici ico icr icv ie- iea iec iee iei ier iev iia iib iic iie iii iio iir io- ioa iob ioc ioe ioi ioo ior iov ir- ira irb irc ire iri iro irr irv iva ivb ivc ive ivi ivo ivr ivv o-i oaa oab oac oae oai oao oar oav ob- oba obb obc obe obi obo obr obv oc- oca ocb occ oci oco ocr ocv oea oeb oec oee oei oeo oer oia oib oic oie oii oio oir oiv oo- ooa oob ooc ooi ooo oor oov or- ora orb orc ore ori oro orr orv ov- ova ovb ovc ove ovi ovo ovv ra- raa rab rac rae rai rao rar rav rba rbb rbc rbe rbi rbo rbr rca rcb rcc rce rci rco rcr rcv re- rea reb rec ree rei reo rer rev ria rib ric rie rii rio rir riv roa rob roc roe roi roo ror rov rra rrb rrc rri rrr rva rvb rvc rve rvi rvo rvr rvv v-a v-e vaa vab vac vae vai vao var vav vba vbc vbi vbo vbr vbv vca vcc vce vci vco vcr vea veb vec vee vei veo ver vi- via vib vic vie vii vio vir viv voa vob voc voe voi voo vor vov vra vrb vrc vre vri vrr vva vvb vvc vvi vvo vvr vvv

-vac a-be a-ii a-iv aaaa aaab aaac aaae aaai aaar aaav aaba aabb aabc aabi aaca aacb aacc aace aaci aaco aacr aacv aaea aaec aaev aaib aaic aaii aaoe aaoo aara aarc aare aari aaro aava abaa abab abac abae abai abar abb- abba abbb abbe abbi abbo abbr abca abcb abcc abci abcr abec abee aber abia abib abic abie abir aboa abob aboo abor abov abra abrc abri abro abva acaa acab acac acae acai acar acba acca accc acce acci acco ace- acea acec acer acev aci- acia acic acie acir acoa acoe acor acr- acra acrc acre acri acro acrr acrv acvv aeac aebi aecb aeci aeer aeio aer- aera aerc aeri aero aeva aiai aiba aibo aica aicc aice aicr aiea aiee aiia aiib aiic aiir aioc aioi aira aire airi airo aiva aoba aoca aoce aora aorb arab arac arae arai arar arba arbe arbi arc- arca arce arci arco area arec aree arei areo arev aria arib arie arii ario aroa arob aroe aroi aroo aror arr- arra arrc arre arri arro arrr arva arve arvi arvo avab avao avar avcc avce avco avea avec aveo aver avia avic avie avio aviv avor avra avre avri avro avva avvo ba-i baaa baar baba babb babe babi babo babr bac- baca bacc bace baci baco baer baia baib baic baie baio bair bar- bara barb barc bare bari baro barr bava bave bavi bbbb bbci bbeb bbrc bcaa bcar bcbc bcca bccc bcci bcec bcer bcia bcie bcor bcra bcvo bear beav beba bebb bebe bebi bebo beca beci beeb beer beia beic beir beo- beor bera berc bere beri bero berr bevo biao biar biba bibb bibe bibi bibo bica bicc bice bici bico bieb bier bio- bioc bioi bira birb bire biri biro birr bive bivi boab boac boai boar boba bobb bobe bobi bobo boca boce boco boea boec boee boeo boer boi- boie boii boob booc booe boor bor- bora bore bori boro borr bova bove bovi bovo brab brac brae brai brao brav brca brcb brce brea breb brec bree brei breo brer brev bria bric brie brio broa brob broc broe broo bror brrr brvi c-bo caaa caab caac caba cabe cabi cabo cac- caca cacc cace caci caco cacr caec caei caer caia caib caic caio cair caoi caor cara carb carc care cari caro carr cava cave cavi cavo cbac cbar cbbc cbca cbcc cbce cbcr cbea cbec cbee cber cbia cbir cbre cbva cbvb cbve cbvr ccaa ccab ccac ccai ccar ccba ccbc ccca cccb cccc ccci cccv ccee ccic ccii ccir cciv ccob ccoc ccra ccrc ccre ccri ccvi ccvo ceac cear ceba cec- ceca cece ceci ceco ceeb ceec ceor cer- cera cerc cere ceri cero ceva cevo ciaa ciao ciar ciba cibc cibe cibi cibo cica cicc cici