Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh toai he snippets" » "dinh toi he snippets", "dinh tai he snippets", "tinh toan he snippets", "dinh toan he snippets", "dinh thoai hy 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: (((("dinh toai he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh toai he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh toai he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh toai he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.