Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"len can ve snippets" » "len con ve snippets", "lenh canh ve snippets", "ben canh ve snippets", "len ban ve snippets", "len dan ve snippets", "len can va 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 can ve 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 can ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( len can ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("len can ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.