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call waiting CW | |||
call waiting (ISDN); sending call waiting tone (interception indicating that a third party is requesting connection) | |||
camp-on | |||
offering | |||
knocking | |||
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knock | |||
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tapping | |||
pounding | |||
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knock at | |||
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knocking at |
Anklopfen: 5 phrases in 3 subjects |
Communications | 3 |
Industry | 1 |
Microsoft | 1 |