Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phja dan ve snippets" » "phja den ve snippets", "hoa dan ve snippets", "chua dan ve snippets", "phja ban ve snippets", "phja dan va snippets", "phja dan viet 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: (((("phja dan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phja dan ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phja dan ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phja dan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.