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