Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tich su can snippets" » "lich su can snippets", "tich du can snippets", "tich so can snippets", "tich su van snippets", "tich su cao snippets", "tich su han 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: (((("tich su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tich su can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tich su can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tich su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.