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