Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhanh di cua snippets" » "nhanh vi cua snippets", "nhanh li cua snippets", "nhanh dien cua snippets", "nhanh dai cua snippets", "nhanh doi cua snippets", "nhanh de 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: (((("nhanh di 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: (((("nhanh di cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh di cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh di cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.