-er -ic a-a a-b a-c a-i aaa aab aac aae aag aah aai aar ab- aba abb abc abe abg abh abi abr ac- aca acb acc ace acg ach aci acr aea aeb aec aee aeg aeh aei aer ag- aga agb agc age agg agh agi agr aha ahb ahc ahe ahg ahh ahi ahr ai- aia aib aic aie aig aih aii air ar- ara arb arc are arg arh ari arr baa bab bac bae bag bah bai bar bba bbb bbc bbe bbg bbh bbi bbr bca bcb bcc bce bcg bch bci bcr be- bea beb bec bee beg beh bei ber bga bgb bgc bge bgg bgh bgi bgr bha bhb bhc bhe bhg bhh bhi bhr bi- bia bib bic bie big bih bii bir bra brb bre brg brh bri brr c-- caa cab cac cae cag cah cai car cba cbb cbc cbe cbg cbh cbi cbr cca ccb ccc cce ccg cch cci ccr ce- cea ceb cec cee ceg ceh cei cer cga cgb cgc cge cgg cgh cgi cgr ch- cha chb chc che chg chh chi chr ci- cia cib cic cie cig cih cii cir cra crb crc cre crg crh cri crr eaa eab eac eae eag eah eai ear eba ebb ebc ebe ebg ebh ebi ebr ec- eca ecb ecc ece ecg ech eci ecr eea eeb eec eee eeg eer ega egb egc ege egg egh egi egr eha ehb ehc ehe ehg ehh ehi ehr eia eib eic eie eig eii eir era erb erc ere erg erh eri err gaa gab gac gae gag gah gai gar gba gbc gbe gbg gbh gbi gbr gca gcb gcc gce gcg gch gci gcr ge- gea geb gec gee geg geh gei ger gga ggb ggc ggg ggh ggi ggr gha ghb ghc ghe ghg ghh ghi ghr gia gib gic gie gig gih gii gir gra grb grc gre grg grh gri grr h-i haa hab hac hae hag hah hai har hba hbb hbc hbe hbg hbh hbi hbr hca hcb hcc hce hcg hch hci hcr he- hea heb hec hee heg heh hei her hga hgb hgc hge hgg hgh hgi hgr hha hhb hhc hhe hhg hhh hhi hhr hia hib hic hie hig hih hii hir hr- hra hrb hrc hre hrg hrh hri hrr ia- iaa iab iac iae iag iah iai iar iba ibb ibc ibe ibg ibh ibi ibr ica icb icc ice icg ich ici icr ie- iea iec iee ieg iei ier iga igb igc ige igg igh igi igr iha ihb ihc ihe ihg ihh ihi ihr iia iib iic iie iih iii iir ir- ira irb irc ire irg iri irr ra- raa rab rac rae rag rah rai rar rba rbb rbc rbe rbg rbh rbi rbr rca rcb rcc rce rcg rch rci rcr re- rea reb rec ree reg reh rei rer rga rgb rgc rge rgg rgh rgi rgr rh- rha rhb rhc rhe rhg rhh rhi rhr ria rib ric rie rig rih rii rir rra rrb rrc rrg rrh rri rrr

a-be a-ha a-ii aaaa aaab aaac aaae aaah aaai aaar aaba aabb aabc aabh aabi aaca aacb aacc aace aach aaci aacr aaea aaec aage aagh aaha aaib aaic aaii aara aarc aare aari abaa abab abac abae abag abai abar abb- abba abbb abbe abbi abbr abca abcb abcc abch abci abcr abec abee aber abha abhi abhr abia abib abic abie abig abir abra abrc abri acaa acab acac acae acag acai acar acba acca accc acce acch acci ace- acea acec aceh acer acga acgi acgr acha ache achh achi achr aci- acia acic acie acir acr- acra acrc acre acri acrr aeac aebi aecb aeci aeer aega aer- aera aerc aeri agac agag agai agar agba agca agcc agce agea agee agei ager agga agge aggi agha aghe agia agib agic agie agig agii agir agra agre agri ahab ahac ahah ahai ahar ahha ahir ahra ahrc ahre ahrr aiai aiba aica aicc aice aich aicr aiea aiee aiga aiha aiia aiib aiic aiir aira aire airh airi arab arac arae arag arah arai arar arba arbe arbh arbi arc- arca arce arch arci area arec aree areg areh arei arga argb arge argh argi arh- aria arib arie arig arii arr- arra arrc arre arrg arrh arri arrr ba-i baaa baah baar baba babb babe babi babr bac- baca bacc bace bach baci baer baga bage bagg bagh bagi baha bahi bahr baia baib baic baie baig bair bar- bara barb barc bare barg barh bari barr bbbb bbch bbci bbeb bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcci bcec bcer bche bcia bcie bcra beag beah bear beba bebb bebe bebi beca bech beci beeb beeg beer bega begg begi behr beia beic beir bera berc bere berg beri berr bgca bgia bhag bhai bhar bhca bhcc bher bhie bhir bhra biar biba bibb bibe bibi bica bicc bice bicg bich bici bieb bier biga bigb bigc bige bigg biha bihe bihi bira birb bire birg biri birr brab brac brae brag brah brai brca brcb brce brea breb brec bree breg brei brer bria bric brie brig brih brrr caaa caab caac caah caba cabe cabg cabi cac- caca cacc cace cach caci cacr caec caei caer caga cage cagg cagi cagr caha cahe caia caib caic cair cara carb carc care cari carr cbac cbar cbbc cbca cbcc cbce cbcr cbea cbec cbee cber cbga cbgb cbha cbia cbir cbre cbrh ccaa ccab ccac ccag ccai ccar ccba ccbc ccca cccb cccc ccci ccee ccga ccgc ccha cche cchr ccic ccii ccir ccra ccrc ccre ccrg ccri ceac cear ceba cec- ceca cece ceci ceeb ceec cege cer- cera cerc cere ceri cgac cgcc cgcg cger chaa chab chac chae chag chah chai char chca chce chch chci chea cheb chec