Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"100 tap toan snippets" » "100 tap doan snippets", "100 tap quan snippets", "100 bai toan snippets", "1500 tan toan 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: (((("100 tap toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("100 tap toan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( 100 tap toan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("100 tap toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.