Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang du tran slippers" » "nang du tran slippers", "hang dau tran slippers", "dang duc tran slippers", "tang d tran slippers", "tang dau tranh slippers", "tang huy tran slippers", "tang du tran slippery", "tang du tran 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: (((("tang du tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang du tran slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("tang du tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.