Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi hoc vo snippets" » "phi hoc code snippets", "phoi hoc vo snippets", "khi hoc vo snippets", "pho hoc vo snippets", "phi hoc va snippets", "phi hoc co snippets", "phi hoc vi 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 hoc vo snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phi hoc vo snippets"))) OR ("locating bug core snippets")).
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