Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua vu cau snippets" » "cua su cau snippets", "cua vi cau snippets", "cua cu cau snippets", "cua va cau snippets", "cua vu cao 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: (((("cua vu 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: (((("cua vu cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua vu cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua vu cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.