Word search #10734 - When can you add two to eleven and get one ...

When can you add two to eleven and get one as the correct answer? ...(solution)

EWHMOTORENERGYE
KNFDETECTIVEYYO
AUAASTUDYDALTAR
TCVDHCRECAMIRGT
SWOGOAOHCGSOURG
ISUMFSTRANGERTR
MARTPOMCEIAOEAO
LCILEOOTVHERSNU
HOTELUNOCCLPTON
GTECPIEEKABHYND
NTOOUZYCNEGAMIE
IONOITCURTSNOCG
RNERETIREMENTRY
TTPONEYPAINTOCL
SOCKDISCOTHEQUE
' , ' .
http://wordsearch.relaxpuzzles.com