Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri qua di snippets" » "tri quan di snippets", "tri cua di snippets", "tri sua di snippets", "tri qua da snippets", "tri qua dieu 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: (((("tri qua di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri qua di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri qua di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri qua di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.