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