Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong va vua slippers" » "trong van vua slippers", "trong ca vua slippers", "trong cac vua slippers", "trong va vua slippery", "trong va vua 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 va vua 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 va vua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong va vua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong va vua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.