Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh cua cao snippets" » "dinh cuu cao snippets", "sinh cua cao snippets", "dinh cu cao snippets", "dinh cua cac snippets", "dinh cua cay 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 cua cao 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 cua cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh cua cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh cua cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.