Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi mot hon snippets" » "cho mot hon snippets", "chi mo hon snippets", "chi hoat hon snippets", "chi mot con snippets", "chi mot cong snippets", "chi doat hon 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: (((("chi mot hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi mot hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi mot hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi mot hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.