Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi phu cham snippets" » "thi phuc cham snippets", "thi phuc chau snippets", "thi thi cham snippets", "thi thu cham snippets", "thi nhu cham snippets", "thi phi cham 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: (((("thi phu cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi phu cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi phu cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi phu cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.