Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh hung so snippets" » "dinh huong so snippets", "vinh hung so snippets", "dinh duong so snippets", "dinh dung so snippets", "dinh xung so snippets", "dinh hung hoa 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 hung so 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 hung so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh hung so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh hung so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.