Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sang he co snippets" » "sang che co snippets", "bang he co snippets", "nang he co snippets", "sang de co snippets", "sang ke co snippets", "sang ve co 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: (((("sang he co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sang he co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sang he co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sang he co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.