Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham mo hoc snippets" » "pham mo hoc snippets", "ham so hoc snippets", "ham ma hoc snippets", "ham mon hoc snippets", "ham co hoc 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 mo hoc 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 mo hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham mo hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham mo hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.