Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri hoach he snippets" » "tri doanh he snippets", "tri hoc he snippets", "thu hoach he snippets", "tri hoach ha snippets", "tri hoach de snippets", "tri hoach hoi 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 hoach he 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 hoach he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri hoach he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri hoach he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.