Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi che hoat snippets" » "phi che khoa snippets", "phi cao hoat snippets", "phi co hoat snippets", "pha che hoat snippets", "phap che hoat snippets", "ghi chep hoat 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: (((("phi che hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi che hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi che hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi che hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.