Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phuc cham he snippets" » "phuc cam he snippets", "phuc chau he snippets", "thuc pham he snippets", "phuc cham den snippets", "phuc cham hoi snippets", "phuc cham nen 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 cham he 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 cham he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phuc cham he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuc cham he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.