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