Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi tu che snippets" » "thi thu che snippets", "thi cu che snippets", "thi thuy che snippets", "thi tu chu snippets", "thi tu chi snippets", "thi ty che 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: (((("thi tu che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tu che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi tu che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tu che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.