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