Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu thuy hon snippets" » "thi thuy hon snippets", "thuc thuc hon snippets", "thu thuat hon snippets", "thu thuy hong snippets", "thu thuy hoa snippets", "thu thuy huong 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: (((("thu thuy 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: (((("thu thuy hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu thuy hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu thuy hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.