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