Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi van ta slippers" » "thi lan ta slippers", "thi hanh ta slippers", "thi nang ta slippers", "thi van tai slippers", "thi van tan slippers", "thi van tam slippers", "thi van ta slippery", "thi van ta grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("thi van ta slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi van ta slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("thi van ta slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.