-ic a-a a-b a-c a-i aaa aab aac aae aag aah aai aak aan ab- aba abb abc abe abg abh abi abk abn ac- aca acb acc ace acg ach aci ack acn aea aeb aec aee aeg aeh aei aek aen ag- aga agb agc age agg agh agi agk agn aha ahb ahc ahe ahg ahh ahi ahk ahn ai- aia aib aic aie aig aih aii aik ain aka akb akc ake akg akh aki akk akn an- ana anb anc ane ang anh ani ank ann baa bab bac bae bag bah bai bak ban bba bbb bbc bbe bbg bbh bbi bbk bbn bca bcb bcc bce bcg bch bci bck bcn be- bea beb bec bee beg beh bei bek ben bga bgb bgc bge bgg bgh bgi bgk bgn bha bhb bhc bhe bhg bhh bhi bhk bi- bia bib bic bie big bih bii bik bin bka bkb bkc bke bkg bkk bkn bna bnb bnc bne bng bni bnk bnn c-- caa cab cac cae cag cah cai cak can cba cbb cbc cbe cbg cbh cbi cbk cbn cca ccb ccc cce ccg cch cci cck ccn ce- cea ceb cec cee ceg ceh cei cek cen cga cgb cgc cge cgg cgh cgi cgn ch- cha chb chc che chg chh chi chk chn ci- cia cib cic cie cig cih cii cik cin cka ckb ckc ckh cki cn- cna cnb cnc cne cng cnh cni cnn eaa eab eac eae eag eah eai eak ean eba ebb ebc ebe ebg ebh ebi ebk ebn ec- eca ecb ecc ece ecg ech eci eck ecn eea eeb eec eee eeg eek een ega egb egc ege egg egh egi egn eha ehb ehc ehe ehg ehh ehi ehn eia eib eic eie eig eii eik ein eka ekb ekc eke ekg ekh eki en- ena enb enc ene eng enh eni enk enn gaa gab gac gae gag gah gai gak gan gba gbc gbe gbg gbh gbi gbk gbn gca gcb gcc gce gcg gch gci gck gcn ge- gea geb gec gee geg geh gei gek gen gga ggb ggc ggg ggh ggi ggn gha ghb ghc ghe ghg ghh ghi ghn gia gib gic gie gig gih gii gik gin gka gkb gkh gkn gna gnb gnc gne gni gnn h-i haa hab hac hae hag hah hai hak han hba hbb hbc hbe hbg hbh hbi hbk hbn hca hcb hcc hce hcg hch hci hck hcn he- hea heb hec hee heg heh hei hek hen hga hgb hgc hge hgg hgh hgi hgk hgn hha hhb hhc hhe hhg hhh hhi hhk hhn hia hib hic hie hig hih hii hik hin hka hkb hkg hkh hki hkk hkn hna hnb hnc hne hng hnh hnk hnn ia- iaa iab iac iae iag iah iai ian iba ibb ibc ibe ibg ibh ibi ibk ibn ica icb icc ice icg ich ici ick icn ie- iea iec iee ieg iei iek ien iga igb igc ige igg igh igi igk ign iha ihb ihc ihe ihg ihh ihi ihk ihn iia iib iic iie iih iii iin ika ikb ikc ike iki ikk in- ina inb inc ine ing inh ini ink inn ka- kaa kab kac kae kag kah kai kak kan kba kbb kbc kbe kbh kbi kbk kbn kca kcb kcc kce kcg kch kci kck kcn ke- kea keb kec kee keg keh kei kek ken kga kgb kgc kgh kgi kha khe khh khi khk khn kia kib kic kie kig kih kii kik kin kkb kkc kke kkh kki kkk kkn kn- kna knc kne kng kni knk knn n-i naa nab nac nae nag nah nai nak nan nba nbb nbc nbe nbg nbi nbk nbn nca ncb ncc nce ncg nch nci nck ncn ne- nea neb nec nee neg neh nei nek nen nga ngb ngc nge ngg ngh ngi ngk ngn nha nhb nhc nhe nhg nhh nhi nhk nhn nia nib nic nie nig nih nii nik nin nka nkc nke nki nkk nkn nna nnb nnc nne nng nnh nni nnk nnn