Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khuc va cham snippets" » "khuc van cham snippets", "thuc va cham snippets", "chuc va cham snippets", "khuc va chat snippets", "khuc va tham 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: (((("khuc va cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khuc va cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khuc va cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khuc va cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.