Answer Patterns
Looking for pattern matches? Here are some variations:
_YDROELECTRIC
H_DROELECTRIC
HY_ROELECTRIC
HYD_OELECTRIC
HYDR_ELECTRIC
HYDRO_LECTRIC
HYDROE_ECTRIC
HYDROEL_CTRIC
HYDROELE_TRIC
HYDROELEC_RIC
HYDROELECT_IC
HYDROELECTR_C
HYDROELECTRI_