Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"va ten cua snippets" » "va tien cua snippets", "va gen cua snippets", "va tan cua snippets", "va den cua snippets", "va tin cua 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: (((("va ten cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va ten cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( va ten cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va ten cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.