Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi tho que snippets" » "thi thao que snippets", "thi thoa que snippets", "thi thu que snippets", "thi thon que snippets", "thi cho que snippets", "thi thoi quen 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: (((("thi tho que snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tho que snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi tho que snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tho que snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.