Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong che su slippers" » "trong cho su slippers", "trong chien su slippers", "trong cham su slippers", "trong che tu slippers", "trong che su slippery", "trong che su 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: (((("trong che su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong che su slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong che su slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong che su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.