Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi ung hoa snippets" » "phi ung code snippets", "phi hung hoa snippets", "phi quang hoa snippets", "phan ung hoa snippets", "phi trung hoa snippets", "phi dong hoa snippets", "phi hang hoa 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: (((("python using java snippets") or ("phi ung hoa snippets"))) or ("locating bug core snippets"))~.
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