-er -ic -ji a-a a-b a-c a-i aaa aab aac aae aai aaj aar aav ab- aba abb abc abe abi abj abr abv ac- aca acb acc ace aci acj acr acv aea aeb aec aee aei aej aer aev ai- aia aib aic aie aii air aiv aja ajb ajc aje aji ajj ajr ar- ara arb arc are ari arj arr arv av- ava avb avc ave avi avr baa bab bac bae bai baj bar bav bba bbb bbc bbe bbi bbr bca bcb bcc bce bci bcj bcr bcv be- bea beb bec bee bei ber bev bi- bia bib bic bie bii bij bir biv bja bjc bji bjj bjr bra brb bre bri brj brr brv bva bvb bvc bve bvi bvr bvv c-- c-j caa cab cac cae cai caj car cav cba cbb cbc cbe cbi cbj cbr cbv cca ccb ccc cce cci ccj ccr ccv ce- cea ceb cec cee cei cej cer cev ci- cia cib cic cie cii cij cir civ cja cjb cjc cjr cra crb crc cre cri crj crr crv cva cvb cvc cve cvi cvr cvv eaa eab eac eae eai eaj ear eav eba ebb ebc ebe ebi ebj ebr ebv ec- eca ecb ecc ece eci ecj ecr ecv eea eeb eec eee eer eev eia eib eic eie eii eij eir eiv eja ejc eji era erb erc ere eri err erv eva evb evc eve evi evr evv i-v ia- iaa iab iac iae iai iar iav iba ibb ibc ibe ibi ibj ibr ibv ica icb icc ice ici icj icr icv ie- iea iec iee iei iej ier iev iia iib iic iie iii iij iir ija ijb ijc ije iji ijv ir- ira irb irc ire iri irj irr irv iva ivb ivc ive ivi ivr ivv j-i jaa jab jac jae jai jaj jar jav jba jbc jbi jbj jbr jca jcb jcc jce jci jcr jea jeb jec jee jei jej jer jia jib jic jie jii jij jir jiv jja jjb jjc jjj jjr jra jrb jrc jri jrr jvb jvc jvi ra- raa rab rac rae rai raj rar rav rba rbb rbc rbe rbi rbr rca rcb rcc rce rci rcj rcr rcv re- rea reb rec ree rei rer rev ria rib ric rie rii rir riv rja rjc rjr rra rrb rrc rri rrr rva rvb rvc rve rvi rvr rvv v-a v-e vaa vab vac vae vai vaj var vav vba vbc vbi vbr vbv vca vcc vce vci vcr vea veb vec vee vei ver vi- via vib vic vie vii vij vir viv vja vra vrb vrc vre vri vrr vva vvb vvc vvi vvr vvv