Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhung doi do snippets" » "nhung doi code snippets", "nhung don do snippets", "nhung loi do snippets", "nhung noi do snippets", "nhung doi bo snippets", "nhung doi co snippets", "nhung doi de snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("nhung doi do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("nhung doi do snippets"))) OR ("locating bug core snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("nhung doi do snippets"))) or ("locating bug core snippets"))*.