Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"moc chau cau snippets" » "toc cham cau snippets", "hoc chat cau snippets", "moc chau au snippets", "moc chau cay snippets", "moc nhu cau 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: (((("moc chau cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("moc chau cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( moc chau cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("moc chau cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.