Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kenh ve cach snippets" » "benh ve cach snippets", "kinh ve cach snippets", "kenh vi cach snippets", "kenh va cach snippets", "kenh ve cac snippets", "kenh ve canh 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: (((("kenh ve cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kenh ve cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kenh ve cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kenh ve cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.