Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xuan ran mo snippets" » "xuan tran mo snippets", "xuan can mo snippets", "xuan tan mo snippets", "xuan dan mo snippets", "xuan fan mo snippets", "xuan van mo 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: (((("xuan ran mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xuan ran mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xuan ran mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuan ran mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.