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