Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua hang cap snippets" » "cua hang cap snippets", "mua hang cap snippets", "qua mang cap snippets", "qua hang ca snippets", "qua hang cau snippets", "qua hang cac 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: (((("qua hang cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua hang cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua hang cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua hang cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.