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