Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quy trinh mo snippets" » "qua trinh mo snippets", "quy dinh mo snippets", "quy trinh do snippets", "quy trinh co snippets", "quy trinh hoa 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: (((("quy trinh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quy trinh mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quy trinh mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quy trinh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.