-er -ic a-a a-c a-i a-t aaa aac aae aai aak aao aar aat aav ac- aca acc ace aci ack aco acr act acv aea aec aee aei aek aeo aer aet aev ai- aia aic aie aii aik aio air ait aiv aka akc ake aki akk ako akr akv aoa aoc aoe aoi aok aoo aor aot aov ar- ara arc are ari ark aro arr art arv at- ata atc ate ati ato atr att atv av- ava avc ave avi avk avo avr avt c-- caa cac cae cai cak cao car cat cav cca ccc cce cci cck cco ccr cct ccv ce- cea cec cee cei cek ceo cer cet cev ci- cia cic cie cii cik cio cir cit civ cka ckc cki cko ckt co- coa coc coe coi cok coo cor cot cov cra crc cre cri crk cro crr crt crv cta ctc cte cti ctk cto ctr ctt ctv cva cvc cve cvi cvk cvo cvr cvt cvv eaa eac eae eai eak eao ear eat eav ec- eca ecc ece eci eck eco ecr ect ecv eea eec eee eek eeo eer eet eev eia eic eie eii eik eio eir eit eiv eka ekc eke eki eko ekr ekt ekv eo- eoa eoc eoe eoi eok eoo eor eot era erc ere eri erk ero err ert erv eta etc ete eti etk eto etr ett etv eva evc eve evi evo evr evt evv i-v ia- iaa iac iae iai iao iar iat iav ica icc ice ici ick ico icr ict icv ie- iea iec iee iei iek ier iet iev iia iic iie iii iio iir iit ika ikc ike iki ikk iko ikr ikt ikv io- ioa ioc ioe ioi ioo ior iot iov ir- ira irc ire iri irk iro irr irt irv ita itc ite iti itk ito itt itv iva ivc ive ivi ivo ivr ivt ivv k-t ka- kaa kac kae kai kak kao kar kat kav kca kcc kce kci kck kcr kct ke- kea kec kee kei kek keo ker ket kev kia kic kie kii kik kio kir kit kiv kkc kke kki kkk kkr kkt kkv koa koc koe koi kok koo kor kot kra krc kri krk kro krr krt krv kta ktc kte ktk kto ktr ktt ktv kva kvi kvk kvo kvr kvv o-i oaa oac oae oai oak oao oar oat oav oc- oca occ oci ock oco ocr oct ocv oea oec oee oei oeo oer oet oia oic oie oii oik oio oir oit oiv oka okc oke oki okk oko okr oo- ooa ooc ooi ook ooo oor oot oov or- ora orc ore ori ork oro orr ort orv ot- ota otc ote oti otk oto otr ott otv ov- ova ovc ove ovi ovo ovv ra- raa rac rae rai rak rao rar rat rav rca rcc rce rci rco rcr rct rcv re- rea rec ree rei rek reo rer ret rev ria ric rie rii rik rio rir rit riv rkc rke rkk rko rkt rkv roa roc roe roi rok roo ror rot rov rra rrc rri rrk rrr rrt rta rtc rte rti rtk rto rtr rtt rtv rva rvc rve rvi rvo rvr rvt rvv taa tac tae tai tak tao tar tat tav tca tcc tce tci tck tco tcr tct tcv te- tea tec tee tei tek teo ter tet tev tia tic tie tii tik tio tir tit tiv tka tkc tke tkk tko tkr tkt to- toa toc toe toi tok too tor tot tov tra trc tre tri trk tro trr trt trv tta ttc tte tti ttk tto ttr ttt ttv tva tvc tve tvi tvk tvo tvr tvt v-a v-e vaa vac vae vai vak vao var vat vav vca vcc vce vci vco vcr vct vea vec vee vei vek veo ver vet vi- via vic vie vii vik vio vir vit viv vka vkt voa voc voe voi vok voo vor vot vov vra vrc vre vri vrk vrr vrt vta vtc vte vti vtk vto vtr vtt vtv vva vvc vvi vvo vvr vvt vvv