Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc thah cuu snippets" » "duc thanh cuu snippets", "duc thach cuu snippets", "duc thai cuu snippets", "duc thanh chu snippets", "duc thai cua snippets", "duc than cua 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: (((("duc thah cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc thah cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc thah cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc thah cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.