Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"con han cho snippets" » "con than cho snippets", "con ban cho snippets", "cong nhan cho snippets", "con hang cho snippets", "con han che snippets", "con san cho snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("con han cho snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
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