Perhaps you should try some spelling variations:
"der software development community practices." » "der software development common practices.", "der software development communication practices.", "der software development communicative practices.", "adept software development community practices.", "free software development community practices.", "a software development community practices."
"web made development chapter programs." » "web made development center programs.", "web made development case programs.", "web trade development chapter programs.", "web mine development chapter programs.", "web care development chapter programs.", "web made development computer programs.", "web made development water programs.", "web made development change programs.", "web model development chapter programs.", "web page development chapter programs."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("der software development community practices.") or ("web made development chapter programs."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("der software development community practices.") OR ("web made development chapter programs.")).
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• Adding a wildcard symbol may retrieve word variants: (("der software development community practices.") or ("web made development chapter programs."))*.