Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham so chi snippets" » "nam so chi snippets", "cham soc chi snippets", "ham ho chi snippets", "ham bo chi snippets", "ham so chu 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: (((("ham so chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham so chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham so chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham so chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.