Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cost hat lua slippers" » "cot hat lua slippers", "co hat lua slippers", "cong hat lua slippers", "cost chat lua slippers", "cost gat lua slippers", "cost hat cua slippers", "cost hat lua slippery", "cost hat lua 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: (((("cost hat lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cost hat lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cost hat lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cost hat lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.