Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri dang do snippets" » "tri bang do snippets", "tri mang do snippets", "toi dang do snippets", "tri nang doc snippets", "tri dung doi snippets", "tri dang duc 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 dang do 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 dang do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri dang do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri dang do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.