Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chang dao ho snippets" » "chang dam ho snippets", "hang dau ho snippets", "hung dao ho snippets", "chang dao o snippets", "chang dao do 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: (((("chang dao ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chang dao ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chang dao ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chang dao ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.