Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac cau son snippets" » "bach cau son snippets", "ba cau son snippets", "bac can son snippets", "bac cau song snippets", "bac cao son snippets", "bac cau cong 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: (((("bac cau son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac cau son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac cau son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac cau son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.