Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc han di snippets" » "hoc phan di snippets", "hoc hanh di snippets", "hoc chan di snippets", "hoc hang di snippets", "hoc han du snippets", "hoc han li 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: (((("hoc han di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc han di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc han di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc han di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.