| survival communication, such as name, greetings, date of birth | | | | | | | | | | |
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| geography | | | | | | | | | | |
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| numbers and measurements | | | | | | | | | | |
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| songs | | | | | | | | | | |
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| Czech history | | | | | | | | | | |
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| Nebraska Czech history | | | | | | | | | | |
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| Czech contemporary culture | | | | | | | | | | |
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| Czech contemporary politics | | | | | | | | | | |
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| genealogy | | | | | | | | | | |
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| Czech language used to navigate the Internet | | | | | | | | | | |
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