Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hat voi cong snippets" » "hat voi code snippets", "hat noi cong snippets", "hat moi cong snippets", "hat tai cong snippets", "hat vi cong snippets", "hat doi cong snippets", "sat voi cong snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("hat voi cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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