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