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Mixed
Flat
Office Vol.2
talk, Faq, chatting
MediumTurquoise
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Office Vol.3
Bubble, chatting, Chat
DimGray
talk, Comment, Bubble
Krispicons- Modern Flat Icons Freebie
Email, Communication, Comment
Salmon
111x111
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WHSR January Flaticon Set
feedbacks, Comment
DarkCyan
iconsimple (freebies)
Chat, Bubbles, talk
DarkSlateGray