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