Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc keo cua snippets" » "thuc ke cua snippets", "thuc khoa cua snippets", "thuc te cua snippets", "thuc keo sua snippets", "thuc kho cua snippets", "thuc cheo cua 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 keo cua 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 keo cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc keo cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc keo cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.