Solutions :

Boggle K E Q H A E S I I E E G U I A A

3-letter words (1 point): 21

AGA; AGE; AGS; AKE; EEK; EKE; GAE; GEE; GIE; GIS; HIE; HIS; ISH; KAE; KAI; KEA; QIS; SEA; SEE; SEG; SEI.

4-letter words (1 point): 16

AGEE; AGES; AKEE; AKES; EGIS; EISH; EKES; GAES; GEEK; GEES; GIES; HIES; KAES; KAIE; KESH; SEEK.

5-letter words (2 points): 4

AEGIS; AKEES; GEESE; KAIES.