Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot tuc hon snippets" » "mot thuc hon snippets", "mot cuoc hon snippets", "mot tu hon snippets", "mot tuc huong snippets", "mot tuc phong 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: (((("mot tuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot tuc hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot tuc hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot tuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.