Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phuc cua me snippets" » "thuc cua me snippets", "hoc cua me snippets", "phuc vu me snippets", "phuc cua mes snippets", "phuc cha me snippets", "phuc ca me 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: (((("phuc cua me snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phuc cua me snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phuc cua me snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuc cua me snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.