Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tat cua cha snippets" » "mat cua cha snippets", "tat ca cha snippets", "bat cua cha snippets", "tat cua chu snippets", "tat cua nha snippets", "tat chua chay 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: (((("tat cua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tat cua cha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tat cua cha snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat cua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.