Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham tinh cu snippets" » "chau tinh cu snippets", "cham binh cu snippets", "ha tinh cu snippets", "cham tinh cua snippets", "cham tinh cau snippets", "cham dinh cu 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 tinh cu 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 tinh cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham tinh cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham tinh cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.