Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"biet lon can snippets" » "bien lon can snippets", "biet lang can snippets", "biet rong can snippets", "biet lon chan snippets", "biet lon con snippets", "biet loi can 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: (((("biet lon can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("biet lon can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( biet lon can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("biet lon can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.