Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lanh lay do snippets" » "thanh lay do snippets", "lanh dao do snippets", "hanh lam do snippets", "lanh ly do snippets", "lanh lao do snippets", "lanh lay co 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: (((("lanh lay do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lanh lay do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lanh lay do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lanh lay do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.