Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son cong he snippets" » "song cong he snippets", "bon cong he snippets", "san cong he snippets", "son cong che snippets", "son cong ha snippets", "son cong de 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: (((("son cong he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son cong he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son cong he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son cong he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.