Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ca van ranh slippers" » "ca van anh slippers", "ca van hanh slippers", "ca van manh slippers", "cac van ranh slippers", "cao van ranh slippers", "can van ranh slippers", "ca van ranh slippery", "ca van ranh 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: (((("ca van ranh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ca van ranh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ca van ranh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ca van ranh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.