Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trua cua he snippets" » "tru cua he snippets", "trung cua he snippets", "qua cua he snippets", "trua cua che snippets", "trua cua te snippets", "trua cua le 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: (((("trua cua he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trua cua he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trua cua he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trua cua he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.