Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"man hoc can snippets" » "mang hoc can snippets", "van hoc can snippets", "mon hoc can snippets", "man hoc dan snippets", "man hoc cao snippets", "man hoc cac snippets"

Try widening your search to All Fields.

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