Study and teaching English language -- 21 Spoken English 10 German language -- 8 Diplomacy -- 6 Spoken English -- 6 Grammar -- 5 more ... Spanish language -- 5 Pronunciation 4 Speaking 4 Communication 3 Communication -- 3 Courses -- 3 Farewells 3 Spoken German 3 Closing ceremony 2 Conversation 2 Diplomatic training 2 Foreign language -- 2 French language -- 2 Speeches, addresses, etc 2 Business -- 1 Business school -- 1 Communication in management 1 Diplomatic -- 1 Glossaries, vocabularies, etc 1 Grammar 1 International relations -- 1 Interviews 1 Management 1 less ...