Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu thuc cac snippets" » "thuc thuc cac snippets", "thu thuoc cac snippets", "thue thuc cac snippets", "thu thuc cach snippets", "thu tuc cac snippets", "thu phuc cac 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: (((("thu thuc 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: (((("thu thuc cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu thuc cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu thuc cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.