Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuc mot con snippets" » "truc mot con snippets", "tich mot con snippets", "huoc mot con snippets", "tuc mot cong snippets", "tuc mot co snippets", "tuc moi con 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: (((("tuc mot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuc mot con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuc mot con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuc mot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.