| 1. | Many projects aim to prevent or slow this loss by speech communities.
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| 2. | Gay men and lesbians may, through the use of language, form speech communities.
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| 3. | Each speech community has different norms that they tend to share only partially.
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| 4. | Jacobsen described in detail various vowel alternations that distinguished the Washo speech communities.
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| 5. | There is no parallel in Europe for such a large, non-state speech community.
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| 6. | A same writing system is used frequently by more than a speech community.
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| 7. | Speech communities may exist within a larger community of practice.
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| 8. | Some forms of language contact affect only a particular segment of a speech community.
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| 9. | To be considered part of a speech community, one must have a communicative competence.
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| 10. | This proposition states that within any given speech community, there are multiple speech codes.
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