Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu vi hoi snippets" » "thu ai hoi snippets", "thu va hoi snippets", "chu vi hoi snippets", "thu vi hoc snippets", "thu bi 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: (((("thu vi hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu vi hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu vi hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu vi hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.