Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha cuu van slippers" » "pha cau van slippers", "pha cua van slippers", "pham huu van slippers", "pha cuu van slippery", "pha cuu van 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: (((("pha cuu van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha cuu van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha cuu van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha cuu van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.