-up b-p b-u bbb bbg bbi bbo bbp bbr bbu bgb bgg bgi bgo bgp bgr bgu bi- bib big bii bio bip bir biu bob bog boi boo bop bor bou bpb bpg bpi bpo bpp bpr bpu brb brg bri bro brp brr bru bub bug bui buo bup bur buu g-p gbg gbi gbo gbp gbr gbu ggb ggg ggi ggo ggp ggr ggu gib gig gii gio gip gir giu gob gog goi goo gop gor gou gpb gpg gpi gpo gpp gpr gpu grb grg gri gro grp grr gru gu- gub gug gui guo gup gur guu ibb ibg ibi ibo ibp ibr ibu igb igg igi igo igp igr igu iib iii iio iip iir iiu io- iob iog ioi ioo iop ior iou ipb ipg ipi ipo ipp ipr ipu ir- irb irg iri iro irp irr iru iu- iub iug iui iup iur o-i ob- obb obg obi obo obp obr obu ogg ogi ogo ogp oib oii oio oip oir oiu oo- oob oog ooi ooo oop oor op- opb opg opi opo opp opr or- orb org ori oro orp orr oru ou- oui ouo oup our p-p pbb pbg pbi pbo pbp pbr pbu pgb pgg pgi pgo pgp pgr pib pig pii pio pip pir piu pob pog poi poo pop por pou ppb ppg ppi ppo ppp ppr ppu prb prg pri pro prp prr pru pub pug pui pup pur puu rbb rbg rbi rbo rbp rbr rbu rgb rgg rgi rgo rgp rgr rib rig rii rio rip rir rob rog roi roo rop ror rou rpb rpg rpi rpo rpp rpr rpu rrb rrg rri rrp rrr rru rub rug rui ruo rup rur ruu ubb ubg ubi ubo ubp ubr ubu ugb ugg ugi ugo ugp ugr ugu uib uig uii uio uip uir uiu uob uog uoo uop uor up- upb upg upi upo upp upr upu ur- urb urg uri uro urp urr uru uug uur uuu

bbbb bbpr bbrg bibb bibi bibo bigb bigg bigo bigu bio- biog bioi biou bipp bipu birb birg biri biro birr biru bobb bobi bobo bobu bogg bogi bogo boi- boii boiu boob boog boop boor bopp bor- borg bori boro borr boru boup bour brig brio brob brog broo bror brou brrr brug brup bubb bubi bubo bubu bugg bugi bugo buir buiu bur- burb burg buri buro burp burr buru gbbo gggg ggpo gibb gigg gigi gigo giog gioi giop gipi gipp girg giri giro girr giru giur gobi gobo gogi gogo goip goog gooi goop goor gopi gopo gopu gorb gorg gori goro gorp gorr gou- goug goup gour gpgp gpip gprp grbr grib grig grip grob grog groi groo grop gror grou grrr grub grug grui grur gubb gubi gubu gugb gugg gugi gugu guib gurb gurg guri guro gurr guru i-go ibri ibro igbo igoo igor igri iiii iiio iioi iioo iiop iobi ioii ioio iooi iooo iorg iori ioug ipop ippo ippr ipri ipur irbp iri- irig irio irip irob irop irri iuiu iupp obbo oboi obor obri obro ogb oggi ogog ogoi ogou ogpu ogri ogro ogui oigo oiii oobi oooo opii opio opo- opor oppi oppo orbb orbi orbo orbu orgo ori- orig orio oro- oror orpi orri orro orub orup ouii ouir our- ouro ouu- pgib pgou pgpu pgup pibb pibi pigb pigg pigo pigp pigu piip piob pipi pipo pipp pirg piri piro pirr piru pobo pogg pogo poio poop poor pop- popi popo popp porb porg pori poro porr poui poup pour ppgi ppib ppig pppo pppp ppru ppur pri- prig prii pro- prob prog proo prop prou prri pruu pubu pugo pugu puig puir puiu pupi pupu pur- purb purg puri puro purp purr puru rbbb rbbr rgbi rib- ribo ribu rigg rigi rigo rigu riou ripi ripp ripr riri rob- robb robi robo robu rogg rogi rogo roig roio roir roiu roob roog rooi roop roor ropo rori roro roru roub roup rpii rpob rrrr rubb rubi rubp rubu rugg rugi rupp ruri ruro rurp ruru u-rp ubbi ubbo ubii ubir uggo ugri ugro ugur uguu uipi uirr uor- upgo upor uppp uppu upri upup urbi urgi urgu urib uriu uro- uroo urpo urri urup urur uuri uuuu

bibbo bibio bibri big-i bigig bigoo bipib birgi birgu birou birur bo-bo bobbi bobr bobri bobup bogor bogu bogur boiro booru borbo borgo borgu borio boro- boroo borou borro borup bourg bouri brigg brigi briou brobo brrrr brugg bruiu bruri bugoo burgi burgo burgu burio buroo burri burro burru ggobi gibbi gibi- giour gippi gippo girru giubo go-go go-oo go-op gobbi gobbo gobig gobio gobir gogoi gogro gogui goibo goobi goobo gopro gorgo gorir grgur grigg grogg groop gropp group grrrr grubb gruiu gubbi gubbo gubio gubru guggi gugir guipp guiri guiro gurgi guroo gurro gurur ibbur ibibo ibogo iggri igigi iiiii ioooi ioooo iorio ipour ipubi irobo irori irour irupi o-r-b oboro ogiri ogogo ogugu oguri ooioo ooooo opio- opir opobo oribi origi origo orobo oropi orrgo oruro ouigo ouir- ouoro pibor pigou piiri pippi pippo pipri pirgu pirog pirou pirri pirro pirui piuri piuro piuru po-po poggi poipu poopo poori popoi popop poppi poppo popup porgo poro- porog poroi porri porro porur priob prior probo progg proor prop- propp propr pubo- puggi pugio puppo pupri purio puro- puugi puuri ribbi ribo- ribup rig-i rigio rigor rigup ripio ripup rirpu ro-ro robbi robbo robo- robop robor robur rogoi rorbu rprop rubbi rubio rubor rubup rugii rugir ruiru u-pop ubirr ubobo ugro- ugrug uigur uiro uroob uropi urour urubu ururi uuuuu

bbbbbb bbopgi bibiri bibiru biburg bigboi biggio bigrig biobor biribi birog birori birpur bobbio bobiri bogoro booboo borbor borgir borogo bororo boubou bougou bourou bribir bribri broggi brorup brubru bubbio bububu bugbug bugiri buguri bupigu burbur burgio burgoo burgor burgui burior buriro burrio burrup bururi gigiri gigour giorgi gob-up gobbur gogoro googoo gooroo gorbio gorgio gorgor gourbi gourou gourri grigio grigor