Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham binh co snippets" » "cham tinh co snippets", "pham binh co snippets", "thai binh co snippets", "cham binh cao snippets", "cham benh co snippets", "cham kinh co 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: (((("cham binh 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: (((("cham binh co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham binh co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham binh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.