-er -ic -th a-a a-c a-i a-t aaa aac aae aaf aah aai aak aar aat ac- aca acc ace acf ach aci ack acr act aea aec aee aef aeh aei aek aer aet af- afa afc afe aff afh afi afk afr aft aha ahc ahe ahf ahh ahi ahk ahr aht ai- aia aic aie aif aih aii aik air ait aka akc ake akh aki akk akr ar- ara arc are arf arh ari ark arr art at- ata atc ate atf ath ati atr att c-- caa cac cae caf cah cai cak car cat cca ccc cce ccf cch cci cck ccr cct ce- cea cec cee cef ceh cei cek cer cet cfa cfc cfe cff cfh cfi cfk cfr cft ch- cha chc che chf chh chi chk chr cht ci- cia cic cie cif cih cii cik cir cit cka ckc ckh cki ckt cra crc cre crf crh cri crk crr crt cta ctc cte ctf cth cti ctk ctr ctt eaa eac eae eaf eah eai eak ear eat ec- eca ecc ece ecf ech eci eck ecr ect eea eec eee eef eek eer eet ef- efa efc efe eff efh efi efr eft eha ehc ehe ehf ehh ehi ehr eht eia eic eie eif eii eik eir eit eka ekc eke ekf ekh eki ekr ekt era erc ere erf erh eri erk err ert eta etc ete etf eth eti etk etr ett faa fac fae faf fah fai fak far fat fca fcc fce fcf fci fck fcr fct fea fec fee fef feh fei fek fer fet ffa ffc ffe fff ffh ffi ffk ffr fft fha fhc fhe fhf fhh fhi fhr fia fic fie fif fih fii fik fir fit fka fkc fkf fki fkk fkt fra frc fre frf frh fri frk frr frt fta ftc fte ftf fth fti ftk ftr ftt h-i haa hac hae haf hah hai hak har hat hca hcc hce hcf hch hci hck hcr hct he- hea hec hee hef heh hei hek her het hfa hfc hfe hff hfh hfi hfk hfr hft hha hhc hhe hhf hhh hhi hhk hhr hht hia hic hie hif hih hii hik hir hit hka hkf hkh hki hkk hkr hkt hr- hra hrc hre hrf hrh hri hrk hrr hrt hta htc hte htf hth hti htk htr htt i-f ia- iaa iac iae iaf iah iai iar iat ica icc ice icf ich ici ick icr ict ie- iea iec iee ief iei iek ier iet ifa ifc ife iff ifi ifr ift iha ihc ihe ihf ihh ihi ihk ihr iht iia iic iie iif iih iii iir iit ika ikc ike ikf iki ikk ikr ikt ir- ira irc ire irf iri irk irr irt ita itc ite itf ith iti itk itt k-t ka- kaa kac kae kaf kah kai kak kar kat kca kcc kce kch kci kck kcr kct ke- kea kec kee kef keh kei kek ker ket kfa kfc kff kfh kfi kha khe khf khh khi khk khr kia kic kie kif kih kii kik kir kit kkc kke kkh kki kkk kkr kkt kra krc krf kri krk krr krt kta ktc kte ktf kth ktk ktr ktt ra- raa rac rae raf rah rai rak rar rat rca rcc rce rcf rch rci rcr rct re- rea rec ree ref reh rei rek rer ret rfa rfc rfe rff rfh rfi rfk rfr rft rh- rha rhc rhe rhf rhh rhi rhr rht ria ric rie rif rih rii rik rir rit rkc rke rkf rkk rkt rra rrc rrf rrh rri rrk rrr rrt rta rtc rte rtf rti rtk rtr rtt taa tac tae taf tah tai tak tar tat tca tcc tce tcf tch tci tck tcr tct te- tea tec tee tef teh tei tek ter tet tfa tfc tfe tff tfh tfi tfk tfr tft th- tha thc the thf thh thi thk thr tht tia tic tie tif tih tii tik tir tit tka tkc tke tkk tkr tkt tra trc tre trf trh tri trk trr trt tta ttc tte ttf tth tti ttk ttr ttt