Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu cac xe snippets" » "hieu cac xe snippets", "dieu cac xe snippets", "lieu bac xe snippets", "lieu cac he snippets", "lieu cac ke snippets", "lieu cac le 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: (((("python using java snippets") or ("lieu cac xe snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lieu cac xe snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( lieu cac xe snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("lieu cac xe snippets"))) or ("locating bug code snippets"))*.