Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thap du chi snippets" » "thap dau chi snippets", "thap cu chi snippets", "thap di chi snippets", "phap du chi snippets", "tap du chi snippets", "than du chi 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: (((("thap du chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thap du chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thap du chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thap du chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.