Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu bai den snippets" » "lieu tai den snippets", "lieu va den snippets", "lieu xay den snippets", "lieu bai dien snippets", "lieu ban den snippets", "lieu bai ren 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: (((("lieu bai den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu bai den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu bai den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu bai den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.