Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lee liang ya snippets" » "lie liang ya snippets", "lee jian ya snippets", "lee sang ya snippets", "lee liang yao snippets", "lee liang yu snippets", "lee liang yang snippets", "lee liang ya slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("lee liang ya snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lee liang ya snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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