Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quoc cac o2 snippets" » "duoc cac o2 snippets", "luoc cac o2 snippets", "quoc cao o2 snippets", "quoc cac o snippets", "quoc cac oi 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: (((("quoc cac o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quoc cac o2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quoc cac o2 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quoc cac o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.