Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua tao canh snippets" » "lua tao anh snippets", "lua tao can snippets", "lua tao danh snippets", "lua dao canh snippets", "cua tao canh snippets", "lua gao canh 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: (((("lua tao canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lua tao canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua tao canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua tao canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.