Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bien tri hoc snippets" » "kien tri hoc snippets", "lien tri hoc snippets", "tien tri hoc snippets", "bien triet hoc snippets", "bien tri thuc snippets", "bien thai hoc 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: (((("bien tri hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bien tri hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bien tri hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bien tri hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.