Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"len chi loc snippets" » "len choi loc snippets", "ben chi loc snippets", "le chi loc snippets", "len thi loc snippets", "len chon loc snippets", "len chi duoc 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: (((("len chi loc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("len chi loc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( len chi loc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("len chi loc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.