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