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