Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc moc cham snippets" » "hoc toc cham snippets", "hoc moc chau snippets", "hoc hoc chat snippets", "hoc mac cham snippets", "hoc moi cham snippets", "hoc mot cham 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 moc cham 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 moc cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc moc cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc moc cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.