Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ruc mo canh snippets" » "ruc bo canh snippets", "ruc do canh snippets", "ruc mo danh snippets", "ruc ro canh snippets", "duc mo canh snippets", "ruc o 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: (((("ruc mo 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: (((("ruc mo canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ruc mo canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ruc mo canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.