Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phoi hoa cac snippets" » "phoi hoc cac snippets", "hoi hoa cac snippets", "phoi ha cac snippets", "phoi hoa chat snippets", "phoi chon cac 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: (((("phoi hoa 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: (((("phoi hoa cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phoi hoa cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phoi hoa cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.