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