Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"via doi cua snippets" » "via duoi cua snippets", "va doi cua snippets", "gia doi cua snippets", "via hoi cua snippets", "via dai cua snippets", "via dong cua 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: (((("via doi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("via doi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( via doi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("via doi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.