oba obb obc obe obg obh obi obl obo obp obr oc- oca ocb occ ocg och oci ocl oco ocp ocr oea oeb oec oee oeg oeh oei oel oeo oep oer oga ogc oge ogg ogh ogi ogl ogo ogp oha ohc ohe ohg ohh ohi ohl oho ohp ohr oia oib oic oie oii oil oio oip oir ola olb olc ole olg oli oll olo olp oo- ooa oob ooc oog ooh ooi ool ooo oop oor op- opa opb opc ope opg oph opi opl opo opp opr or- ora orb orc ore org orh ori orl oro orp orr p-p paa pab pac pae pag pah pai pal pao pap par pba pbb pbc pbe pbg pbi pbl pbo pbp pbr pca pcb pcc pce pcg pch pci pcl pco pcp pcr pea peb pec pee peg peh pei pel peo pep per pga pgb pgc pge pgg pgh pgi pgl pgo pgp pgr pha phb phc phe phg phi phl pho php phr pia pib pic pie pig pih pii pil pio pip pir pla plb plc ple plg plh pli pll plo plp plr poa pob poc poe pog poh poi pol poo pop por ppa ppb ppc ppe ppg pph ppi ppl ppo ppp ppr pra prb prc pre prg prh pri prl pro prp prr ra- raa rab rac rae rag rah rai ral rao rap rar rba rbb rbc rbe rbg rbh rbi rbl rbo rbp rbr rca rcb rcc rce rcg rch rci rcl rco rcp rcr re- rea reb rec ree reg reh rei rel reo rep rer rga rgb rgc rge rgg rgh rgi rgo rgp rgr rh- rha rhb rhc rhe rhg rhh rhi rhl rho rhp rhr ria rib ric rie rig rih rii ril rio rip rir rla rlc rle rlg rlh rli rll rlo rlp rlr roa rob roc roe rog roh roi rol roo rop ror rpa rpb rpc rpe rpg rph rpi rpl rpo rpp rpr rra rrb rrc rrg rrh rri rrl rrp rrr

a-be a-ha a-ii aaaa aaab aaac aaae aaah aaai aaal aaap aaar aaba aabb aabc aabh aabi aabl aabp aaca aacb aacc aace aach aaci aacl aaco aacp aacr aaea aaec aaep aage aagh aaha aahl aaib aaic aaii aala aalc aale aali aall aalo aaoe aaoo aapa aapc aaph aapi aapl aapo aara aarc aare aari aaro aarp abaa abab abac abae abag abai abal abap abar abb- abba abbb abbe abbi abbo abbr abca abcb abcc abch abci abcl abcp abcr abec abee abel aber abgl abha abhi abho abhr abia abib abic abie abig abil abir abla able ablo aboa abob aboh abol aboo abor abpa abpc abpi abpp abpr abra abrc abri abro acaa acab acac acae acag acai acap acar acba acbl acca accc acce acch acci acco accp ace- acea acec aceh acel acer acga acgi acgr acha ache achh achi achl acho achp achr aci- acia acic acie acip acir acla aclc acle acli aclr acoa acoe acog acoh acol acop acor acpa acpe acpi acpr acr- acra acrc acre acri acro acrr aeac aeap aebi aecb aeci aecl aeer aega aeio aela aelc aelp aer- aera aerc aeri aero ag-o agac agag agai agal agao agap agar agba agbo agca agcc agce agco agea agee agei agel agep ager agga agge aggi agha aghe agia agib agic agie agig agii agil agio agip agir agla aglc agle agli aglp agob agog agol agoo agpl agra agre agri agrl agro agrp ahab ahac ahah ahai ahal ahar ahel ahha ahio ahip ahir ahla ahle ahli ahoa ahoe ahog ahop ahor ahpl ahra ahrc ahre ahrr aiai aiba aibl aibo aica aicc aice aich aicp aicr aiea aiee aiel aiga aigo aiha aiho aiia aiib aiic aiir aila aile aili aioc aioi aipa aipe aiph aipi aira aire airh airi airo airp al-p alaa alac alae alag alai alal alao alap alar alb- alba albc albe albi albo alca alcc alce alco alea alec alee aleg aleh aleo alep aler alg- alga alge algi algo alha ali- alia alib alie alig alii alil alio alip alir all- alla alle allh alli alll allo allr aloa aloc aloe alog aloh aloi alol aloo alop alor alpa alpe alpg alph alpi alpl alpo alro aoah aoba aoca aoce aola aole aopo aora aorb apac apah apai apal apao apap apar apba apbg apbr apca apcb apcc apco apcr apea apec apeg apeh apel apep aper apga aph- apha aphc api- apia apic apie apig apio apip apl- apla aple aplp apo- apoc apoe apoo apop apor appa appc apph appl appr apra aprc apre apri apro arab arac arae arag arah arai aral arap arar arba arbe arbh arbi arc- arca arce arch arci arco area arec aree areg areh arei arel areo arep arga argb arge argh argi argo arh- aria arib arie arig arii aril ario arip arla arle arli arlo aroa arob aroe aroi aroo aror arpa arpe arpi arpl arr- arra arrc arre arrg arrh arri arro arrr ba-i baaa baah baal baar baba babb babe babi babo babr bac- baca bacc bace bach baci baco bael baer baga bage bagg bagh bagi bago baha bahi bahl baho bahr baia baib baic baie baig bail baio bair bala balc bale bali ball balo baoh baol bapa bapc bape bapi bapp bar- bara barb barc bare barg barh bari baro barr bbbb bbch bbci bbeb bbga bblb bbpr bbrc bbrg bcaa bcap bcar bcbc bcbg bcbp bcca bccc bcci bccl bcec bcer bche bcia bcie bcor bcpl bcpp bcra beag beah beal beap bear beba bebb bebe bebi bebo beca bech beci beeb beeg beel beep beer bega begg begi bego behr beia beic beil beir bela bele belg beli bell belo belp beo- beor bepo bera berc bere berg beri bero berr bgca bgia bhag bhai bhao bhar bhca bhcc bhel bher bhie bhil bhir bhog bhoi