Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khu ca cham snippets" » "khu cau cham snippets", "khu va cham snippets", "khu co cham snippets", "khuc ca cham snippets", "khau cao cham 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: (((("khu ca 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: (((("khu ca cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu ca cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu ca cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.