Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham dinh ve snippets" » "tham dinh ve snippets", "pham dinh ve snippets", "cham binh ve snippets", "cham dinh ket snippets", "cham dinh van 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 dinh ve 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 dinh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham dinh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham dinh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.