Solutions :

3-letter words (1 point): 70

ABB; ABS; AIR; ARB; ARE; BAR; BAS; BEE; BEL; BES; BIO; BOG; BOH; BOS; BRA; EAR; EAS; EBB; EEL; EMO; EMS; ERA; GOB; GOE; HER; HIE; HOB; HOE; HOG; HOI; IRE; LEA; LEE; LES; LOB; LOG; LOS; MEE; MEL; MES; MOB; MOE; MOL; MOS; OBE; OBO; OES; OHO; OLE; OMS; OSE; RAI; RAS; REB; REE; REH; REI; REO; RIA; RIB; SAB; SAE; SAI; SAR; SEA; SEE; SEL; SOB; SOL; SOM.

4-letter words (1 point): 79

ABBE; ABRI; ARBS; BAEL; BARE; BASE; BEAR; BEER; BEES; BIAS; BIER; BLEB; BLEE; BLOG; BOHO; BOLE; BOLO; BRAE; BRAS; BREE; BREI; BRIE; BRIO; EBBS; EMOS; ERAS; GLEE; GLOB; GLOM; GOBO; GOER; GOLE; HEBE; HEEL; HEIR; HERB; HIRE; HOBO; HOER; HOLE; LEAR; LEAS; LEER; LOBE; LOBO; LOME; LOSE; MEER; MESA; MOBE; MOES; MOLE; MOSE; OBES; OBOE; OBOL; OBOS; OGLE; OLEA; OLEO; OLES; OSAR; RABI; RASE; REBS; REEL; REES; RIAS; RIBA; RIBS; SABE; SAIR; SARI; SEAR; SEER; SMEE; SOLE; SOLO; SOME.

5-letter words (2 points): 50

ABBES; BEARE; BESOM; BLEAR; BLEBS; BOGLE; BOLES; BOLOS; BRAES; BREEM; BREES; ERASE; ERBIA; GLEBA; GLEBE; GLOBE; GLOMS; GOBBI; GOBOS; GOLEM; GOLES; HEBES; HERBS; HIREE; HOBOS; HOLES; LEARE; LOBES; LOBOS; LOMES; MEARE; MEBOS; MOBES; MOBLE; MOLES; OBOES; OBOLE; OGLES; OLEOS; REBBE; REBEL; RIBAS; RIBES; SABER; SABIR; SABRE; SAREE; SEARE; SMEAR; SOBER.

6-letter words (3 points): 20

AREOLE; BOGLES; ERBIAS; GLOBES; GOBOES; GOLEMS; HIREES; HOBBER; HOBOES; LOBBER; LOBOSE; MOBBER; MOBBIE; MOBLES; MOBLOG; OBOLES; RABBLE; REBBES; SOBBER; SOBOLE.

7-letter words (7 points): 5

AREOLES; GLOBOSE; GOBBIER; HOLESOM; RABBLES.

8-letter word (11 points): 1

GLOBBIER.