Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc vot con snippets" » "thuc vat con snippets", "thuc vo con snippets", "thuc viet con snippets", "thuc mot con snippets", "thuc vit 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: (((("thuc vot 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: (((("thuc vot con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc vot con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc vot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.