Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh thu cac snippets" » "dinh thuy cac snippets", "dinh thuc cac snippets", "dinh thi cac snippets", "dinh tu cac snippets", "dinh thu xac snippets", "dinh thu cuc 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 thu cac 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 thu cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh thu cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh thu cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.