-er a-a a-c aaa aac aae aag aah aan aao aar aaw ac- aca acc ace acg ach acn aco acr acw aea aec aee aeg aeh aen aeo aer aew ag- aga agc age agg agh agn ago agr agw aha ahc ahe ahg ahh ahn aho ahr ahw an- ana anc ane ang anh ann ano anr aoa aoc aoe aog aoh aon aoo aor aow ar- ara arc are arg arh arn aro arr arw aw- awa awc awe awg awh awn awo awr aww c-- caa cac cae cag cah can cao car caw cca ccc cce ccg cch ccn cco ccr ccw ce- cea cec cee ceg ceh cen ceo cer cew cga cgc cge cgg cgh cgn cgo cgr cgw ch- cha chc che chg chh chn cho chr chw cn- cna cnc cne cng cnh cnn cno cnr cnw co- coa coc coe cog coh con coo cor cow cra crc cre crg crh crn cro crr crw cw- cwa cwc cwe cwg cwh cwn cwo cwr eaa eac eae eag eah ean eao ear eaw ec- eca ecc ece ecg ech ecn eco ecr ecw eea eec eee eeg een eeo eer eew ega egc ege egg egh egn ego egr egw eha ehc ehe ehg ehh ehn eho ehr en- ena enc ene eng enh enn eno enr enw eo- eoa eoc eoe eog eoh eon eoo eor eow era erc ere erg erh ern ero err erw ewa ewc ewe ewo ewr eww gaa gac gae gag gah gan gao gar gaw gca gcc gce gcg gch gcn gco gcr gcw ge- gea gec gee geg geh gen geo ger gew gga ggc ggg ggh ggn ggo ggr ggw gha ghc ghe ghg ghh ghn gho ghr gna gnc gne gnn gno gnr gnw goa goc goe gog goh gon goo gor gow gra grc gre grg grh grn gro grr grw gwa gwc gwe gwg gwn gwr haa hac hae hag hah han hao har haw hca hcc hce hcg hch hcn hco hcr hcw he- hea hec hee heg heh hen heo her hew hga hgc hge hgg hgh hgn hgo hgr hgw hha hhc hhe hhg hhh hhn hho hhr hhw hna hnc hne hng hnh hnn hno hnw hoa hoc hoe hog hoh hon hoo hor how hr- hra hrc hre hrg hrh hrn hro hrr hrw hw- hwa hwe hwg hwn hwo hwr hww naa nac nae nag nah nan nao nar naw nca ncc nce ncg nch ncn nco ncr ncw ne- nea nec nee neg neh nen neo ner new nga ngc nge ngg ngh ngn ngo ngw nha nhc nhe nhg nhh nhn nhr nna nnc nne nng nnh nnn nno nnw no- noa noc noe nog noh non noo nor now nra nrc nre nrg nrn nro nrr nrw nwa nwc nwe nwn nwo nwr oaa oac oae oag oah oan oao oar oaw oc- oca occ ocg och ocn oco ocr ocw oea oec oee oeg oeh oen oeo oer oga ogc oge ogg ogh ogn ogo oha ohc ohe ohg ohh ohn oho ohr on- ona onc one ong onh onn ono onr oo- ooa ooc oog ooh oon ooo oor oow or- ora orc ore org orh orn oro orr owa owc owe owh own owo oww ra- raa rac rae rag rah ran rao rar raw rca rcc rce rcg rch rcn rco rcr rcw re- rea rec ree reg reh ren reo rer rew rga rgc rge rgg rgh rgn rgo rgr rgw rh- rha rhc rhe rhg rhh rhn rho rhr rna rnc rng rnh rnn rno rnr rnw roa roc roe rog roh ron roo ror row rra rrc rrg rrh rrn rrr rwa rwc rwe rwh rwr waa wac wae wag wah wan wao war waw wca wcc wce wcg wch wcn wco wcr wcw wea wec wee weg weh wen weo wer wew wga wgc wgh wgn wgo wgr wgw wh- wha whc whh who whr whw wn- wna wnc wne wng wnn wno wnw woa woc woe wog woh won woo wor wow wr- wra wrc wre wrg wrh wrn wro wrr wrw wwa wwc wwe wwn wwo www