Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can tranh co snippets" » "canh tranh co snippets", "tan tran co snippets", "van ranh co snippets", "can trinh co snippets", "can tranh o snippets", "can tranh cuoc 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: (((("can tranh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can tranh co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can tranh co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can tranh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.