Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug code slippers", "lochating bug core snippets"
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri dac tao snippets" » "tri mac tao snippets", "tri dao tao snippets", "tri da tao snippets", "tri dac tan snippets", "tri dac tao slippers"

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: (((("tri dac tao snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri dac tao snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("tri dac tao snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))*.