Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cost dat doc snippets" » "coc dat doc snippets", "cost dat duoc snippets", "cost day doc snippets", "cost dat nuoc snippets"
"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 dat doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cost dat doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cost dat doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cost dat doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.