Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung cu bo snippets" » "chung cua bo snippets", "chung cu bao snippets", "chung tu bo snippets", "nhung cu bo snippets", "cung cu bo 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: (((("chung cu bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung cu bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung cu bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung cu bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.