Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hau de cac snippets" » "hau den cac snippets", "sau de cac snippets", "cau de cac snippets", "hau ve cac snippets", "hau de cai 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: (((("hau de cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hau de cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hau de cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hau de cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.