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