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